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Finding the Fourth Proportional to 63,166.71, 87,160.15 and 36,304.20

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Solution

The fourth proportional to 63,166.71, 87,160.15 and 36,304.20 is: 50,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,166.71 : 87,160.15 = 36,304.20 : x
  2. Step 2: Convert to fraction form
    63,166.71/87,160.15 = 36,304.20/x
  3. Step 3: Cross multiply
    63,166.71x = 87,160.15 × 36,304.20
  4. Step 4: Simplify right side
    63,166.71x = 3,164,279,563.01
  5. Step 5: Solve for x
    x = 3,164,279,563.01/63,166.71
  6. Step 6: Final answer
    x = 50,094.10

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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.