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Finding the Fourth Proportional to 11,703.25, 17,480.12 and 10,590.94

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Solution

The fourth proportional to 11,703.25, 17,480.12 and 10,590.94 is: 15,818.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.25 : 17,480.12 = 10,590.94 : x
  2. Step 2: Convert to fraction form
    11,703.25/17,480.12 = 10,590.94/x
  3. Step 3: Cross multiply
    11,703.25x = 17,480.12 × 10,590.94
  4. Step 4: Simplify right side
    11,703.25x = 185,130,902.11
  5. Step 5: Solve for x
    x = 185,130,902.11/11,703.25
  6. Step 6: Final answer
    x = 15,818.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.