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Finding the Fourth Proportional to 63,703.48, 95,489.32 and 21,569.64

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Solution

The fourth proportional to 63,703.48, 95,489.32 and 21,569.64 is: 32,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,703.48 : 95,489.32 = 21,569.64 : x
  2. Step 2: Convert to fraction form
    63,703.48/95,489.32 = 21,569.64/x
  3. Step 3: Cross multiply
    63,703.48x = 95,489.32 × 21,569.64
  4. Step 4: Simplify right side
    63,703.48x = 2,059,670,256.24
  5. Step 5: Solve for x
    x = 2,059,670,256.24/63,703.48
  6. Step 6: Final answer
    x = 32,332.15

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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.