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Finding the Fourth Proportional to 169,221.86, 233,496.54 and 96,591.58

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Solution

The fourth proportional to 169,221.86, 233,496.54 and 96,591.58 is: 133,279.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,221.86 : 233,496.54 = 96,591.58 : x
  2. Step 2: Convert to fraction form
    169,221.86/233,496.54 = 96,591.58/x
  3. Step 3: Cross multiply
    169,221.86x = 233,496.54 × 96,591.58
  4. Step 4: Simplify right side
    169,221.86x = 22,553,799,723.13
  5. Step 5: Solve for x
    x = 22,553,799,723.13/169,221.86
  6. Step 6: Final answer
    x = 133,279.47

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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.