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Finding the Fourth Proportional to 63,395.52, 87,487.20 and 35,102.40

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Solution

The fourth proportional to 63,395.52, 87,487.20 and 35,102.40 is: 48,442.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,395.52 : 87,487.20 = 35,102.40 : x
  2. Step 2: Convert to fraction form
    63,395.52/87,487.20 = 35,102.40/x
  3. Step 3: Cross multiply
    63,395.52x = 87,487.20 × 35,102.40
  4. Step 4: Simplify right side
    63,395.52x = 3,071,010,689.28
  5. Step 5: Solve for x
    x = 3,071,010,689.28/63,395.52
  6. Step 6: Final answer
    x = 48,442.08

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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.