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Finding the Fourth Proportional to 9,594.51, 13,235.11 and 7,987.51

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Solution

The fourth proportional to 9,594.51, 13,235.11 and 7,987.51 is: 11,018.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,594.51 : 13,235.11 = 7,987.51 : x
  2. Step 2: Convert to fraction form
    9,594.51/13,235.11 = 7,987.51/x
  3. Step 3: Cross multiply
    9,594.51x = 13,235.11 × 7,987.51
  4. Step 4: Simplify right side
    9,594.51x = 105,715,573.48
  5. Step 5: Solve for x
    x = 105,715,573.48/9,594.51
  6. Step 6: Final answer
    x = 11,018.34

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Half scale
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Double scale
Find fourth proportional to 9,595.51, 13,236.49 and 7,988.51
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.