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Finding the Fourth Proportional to 83,332.59, 124,972.96 and 27,915.63

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Solution

The fourth proportional to 83,332.59, 124,972.96 and 27,915.63 is: 41,864.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,332.59 : 124,972.96 = 27,915.63 : x
  2. Step 2: Convert to fraction form
    83,332.59/124,972.96 = 27,915.63/x
  3. Step 3: Cross multiply
    83,332.59x = 124,972.96 × 27,915.63
  4. Step 4: Simplify right side
    83,332.59x = 3,488,698,911.36
  5. Step 5: Solve for x
    x = 3,488,698,911.36/83,332.59
  6. Step 6: Final answer
    x = 41,864.76

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1.5x scale

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.