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Finding the Fourth Proportional to 169,488.68, 233,893.86 and 94,044.20

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Solution

The fourth proportional to 169,488.68, 233,893.86 and 94,044.20 is: 129,780.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,488.68 : 233,893.86 = 94,044.20 : x
  2. Step 2: Convert to fraction form
    169,488.68/233,893.86 = 94,044.20/x
  3. Step 3: Cross multiply
    169,488.68x = 233,893.86 × 94,044.20
  4. Step 4: Simplify right side
    169,488.68x = 21,996,360,948.61
  5. Step 5: Solve for x
    x = 21,996,360,948.61/169,488.68
  6. Step 6: Final answer
    x = 129,780.71

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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.