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Finding the Fourth Proportional to 9,185.92, 12,665.10 and 7,599.16

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Solution

The fourth proportional to 9,185.92, 12,665.10 and 7,599.16 is: 10,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.92 : 12,665.10 = 7,599.16 : x
  2. Step 2: Convert to fraction form
    9,185.92/12,665.10 = 7,599.16/x
  3. Step 3: Cross multiply
    9,185.92x = 12,665.10 × 7,599.16
  4. Step 4: Simplify right side
    9,185.92x = 96,244,121.32
  5. Step 5: Solve for x
    x = 96,244,121.32/9,185.92
  6. Step 6: Final answer
    x = 10,477.35

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Half scale
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Double scale
Find fourth proportional to 9,186.92, 12,666.48 and 7,600.16
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.