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Finding the Fourth Proportional to 63,557.92, 95,315.95 and 21,426.63

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Solution

The fourth proportional to 63,557.92, 95,315.95 and 21,426.63 is: 32,132.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,557.92 : 95,315.95 = 21,426.63 : x
  2. Step 2: Convert to fraction form
    63,557.92/95,315.95 = 21,426.63/x
  3. Step 3: Cross multiply
    63,557.92x = 95,315.95 × 21,426.63
  4. Step 4: Simplify right side
    63,557.92x = 2,042,299,593.75
  5. Step 5: Solve for x
    x = 2,042,299,593.75/63,557.92
  6. Step 6: Final answer
    x = 32,132.89

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1.5x scale

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.