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Finding the Fourth Proportional to 93,079.01, 139,565.52 and 63,532.64

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Solution

The fourth proportional to 93,079.01, 139,565.52 and 63,532.64 is: 95,262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,079.01 : 139,565.52 = 63,532.64 : x
  2. Step 2: Convert to fraction form
    93,079.01/139,565.52 = 63,532.64/x
  3. Step 3: Cross multiply
    93,079.01x = 139,565.52 × 63,532.64
  4. Step 4: Simplify right side
    93,079.01x = 8,866,965,240.75
  5. Step 5: Solve for x
    x = 8,866,965,240.75/93,079.01
  6. Step 6: Final answer
    x = 95,262.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.