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Finding the Fourth Proportional to 83,425.70, 125,157.50 and 27,265.06

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Solution

The fourth proportional to 83,425.70, 125,157.50 and 27,265.06 is: 40,903.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,425.70 : 125,157.50 = 27,265.06 : x
  2. Step 2: Convert to fraction form
    83,425.70/125,157.50 = 27,265.06/x
  3. Step 3: Cross multiply
    83,425.70x = 125,157.50 × 27,265.06
  4. Step 4: Simplify right side
    83,425.70x = 3,412,426,746.95
  5. Step 5: Solve for x
    x = 3,412,426,746.95/83,425.70
  6. Step 6: Final answer
    x = 40,903.78

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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.