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Finding the Fourth Proportional to 169,223.52, 233,529.84 and 93,773.28

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Solution

The fourth proportional to 169,223.52, 233,529.84 and 93,773.28 is: 129,407.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,223.52 : 233,529.84 = 93,773.28 : x
  2. Step 2: Convert to fraction form
    169,223.52/233,529.84 = 93,773.28/x
  3. Step 3: Cross multiply
    169,223.52x = 233,529.84 × 93,773.28
  4. Step 4: Simplify right side
    169,223.52x = 21,898,859,074.68
  5. Step 5: Solve for x
    x = 21,898,859,074.68/169,223.52
  6. Step 6: Final answer
    x = 129,407.89

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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.