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Finding the Fourth Proportional to 63,699.48, 95,483.34 and 21,565.62

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Solution

The fourth proportional to 63,699.48, 95,483.34 and 21,565.62 is: 32,326.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,699.48 : 95,483.34 = 21,565.62 : x
  2. Step 2: Convert to fraction form
    63,699.48/95,483.34 = 21,565.62/x
  3. Step 3: Cross multiply
    63,699.48x = 95,483.34 × 21,565.62
  4. Step 4: Simplify right side
    63,699.48x = 2,059,157,426.77
  5. Step 5: Solve for x
    x = 2,059,157,426.77/63,699.48
  6. Step 6: Final answer
    x = 32,326.13

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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.