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Finding the Fourth Proportional to 52,332.84, 72,221.22 and 29,981.16

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Solution

The fourth proportional to 52,332.84, 72,221.22 and 29,981.16 is: 41,375.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,332.84 : 72,221.22 = 29,981.16 : x
  2. Step 2: Convert to fraction form
    52,332.84/72,221.22 = 29,981.16/x
  3. Step 3: Cross multiply
    52,332.84x = 72,221.22 × 29,981.16
  4. Step 4: Simplify right side
    52,332.84x = 2,165,275,952.22
  5. Step 5: Solve for x
    x = 2,165,275,952.22/52,332.84
  6. Step 6: Final answer
    x = 41,375.09

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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.