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Finding the Fourth Proportional to 67,521.60, 101,220.48 and 25,937.28

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Solution

The fourth proportional to 67,521.60, 101,220.48 and 25,937.28 is: 38,882.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,521.60 : 101,220.48 = 25,937.28 : x
  2. Step 2: Convert to fraction form
    67,521.60/101,220.48 = 25,937.28/x
  3. Step 3: Cross multiply
    67,521.60x = 101,220.48 × 25,937.28
  4. Step 4: Simplify right side
    67,521.60x = 2,625,383,931.49
  5. Step 5: Solve for x
    x = 2,625,383,931.49/67,521.60
  6. Step 6: Final answer
    x = 38,882.13

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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.