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Finding the Fourth Proportional to 60,627.56, 83,666.12 and 35,138.88

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Solution

The fourth proportional to 60,627.56, 83,666.12 and 35,138.88 is: 48,491.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,627.56 : 83,666.12 = 35,138.88 : x
  2. Step 2: Convert to fraction form
    60,627.56/83,666.12 = 35,138.88/x
  3. Step 3: Cross multiply
    60,627.56x = 83,666.12 × 35,138.88
  4. Step 4: Simplify right side
    60,627.56x = 2,939,933,575.05
  5. Step 5: Solve for x
    x = 2,939,933,575.05/60,627.56
  6. Step 6: Final answer
    x = 48,491.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.