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Finding the Fourth Proportional to 66,265.20, 99,397.80 and 24,706.80

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Solution

The fourth proportional to 66,265.20, 99,397.80 and 24,706.80 is: 37,060.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,265.20 : 99,397.80 = 24,706.80 : x
  2. Step 2: Convert to fraction form
    66,265.20/99,397.80 = 24,706.80/x
  3. Step 3: Cross multiply
    66,265.20x = 99,397.80 × 24,706.80
  4. Step 4: Simplify right side
    66,265.20x = 2,455,801,565.04
  5. Step 5: Solve for x
    x = 2,455,801,565.04/66,265.20
  6. Step 6: Final answer
    x = 37,060.20

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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.