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Finding the Fourth Proportional to 63,142.92, 87,148.51 and 37,650.92

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Solution

The fourth proportional to 63,142.92, 87,148.51 and 37,650.92 is: 51,965.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,142.92 : 87,148.51 = 37,650.92 : x
  2. Step 2: Convert to fraction form
    63,142.92/87,148.51 = 37,650.92/x
  3. Step 3: Cross multiply
    63,142.92x = 87,148.51 × 37,650.92
  4. Step 4: Simplify right side
    63,142.92x = 3,281,221,578.13
  5. Step 5: Solve for x
    x = 3,281,221,578.13/63,142.92
  6. Step 6: Final answer
    x = 51,965.00

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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.