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Finding the Fourth Proportional to 59,378.20, 89,034.90 and 24,278.20

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Solution

The fourth proportional to 59,378.20, 89,034.90 and 24,278.20 is: 36,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,378.20 : 89,034.90 = 24,278.20 : x
  2. Step 2: Convert to fraction form
    59,378.20/89,034.90 = 24,278.20/x
  3. Step 3: Cross multiply
    59,378.20x = 89,034.90 × 24,278.20
  4. Step 4: Simplify right side
    59,378.20x = 2,161,607,109.18
  5. Step 5: Solve for x
    x = 2,161,607,109.18/59,378.20
  6. Step 6: Final answer
    x = 36,404.05

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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.