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Finding the Fourth Proportional to 60,529.68, 83,531.12 and 33,672.38

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Solution

The fourth proportional to 60,529.68, 83,531.12 and 33,672.38 is: 46,467.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,529.68 : 83,531.12 = 33,672.38 : x
  2. Step 2: Convert to fraction form
    60,529.68/83,531.12 = 33,672.38/x
  3. Step 3: Cross multiply
    60,529.68x = 83,531.12 × 33,672.38
  4. Step 4: Simplify right side
    60,529.68x = 2,812,691,028.45
  5. Step 5: Solve for x
    x = 2,812,691,028.45/60,529.68
  6. Step 6: Final answer
    x = 46,467.96

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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.