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Finding the Fourth Proportional to 58,776.20, 88,034.70 and 51,000.20

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Solution

The fourth proportional to 58,776.20, 88,034.70 and 51,000.20 is: 76,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,776.20 : 88,034.70 = 51,000.20 : x
  2. Step 2: Convert to fraction form
    58,776.20/88,034.70 = 51,000.20/x
  3. Step 3: Cross multiply
    58,776.20x = 88,034.70 × 51,000.20
  4. Step 4: Simplify right side
    58,776.20x = 4,489,787,306.94
  5. Step 5: Solve for x
    x = 4,489,787,306.94/58,776.20
  6. Step 6: Final answer
    x = 76,387.85

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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.