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Finding the Fourth Proportional to 169,194.88, 233,488.02 and 93,743.20

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Solution

The fourth proportional to 169,194.88, 233,488.02 and 93,743.20 is: 129,365.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,194.88 : 233,488.02 = 93,743.20 : x
  2. Step 2: Convert to fraction form
    169,194.88/233,488.02 = 93,743.20/x
  3. Step 3: Cross multiply
    169,194.88x = 233,488.02 × 93,743.20
  4. Step 4: Simplify right side
    169,194.88x = 21,887,914,156.46
  5. Step 5: Solve for x
    x = 21,887,914,156.46/169,194.88
  6. Step 6: Final answer
    x = 129,365.11

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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.