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Finding the Fourth Proportional to 60,442.80, 83,398.37 and 36,571.29

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Solution

The fourth proportional to 60,442.80, 83,398.37 and 36,571.29 is: 50,460.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,442.80 : 83,398.37 = 36,571.29 : x
  2. Step 2: Convert to fraction form
    60,442.80/83,398.37 = 36,571.29/x
  3. Step 3: Cross multiply
    60,442.80x = 83,398.37 × 36,571.29
  4. Step 4: Simplify right side
    60,442.80x = 3,049,985,974.80
  5. Step 5: Solve for x
    x = 3,049,985,974.80/60,442.80
  6. Step 6: Final answer
    x = 50,460.70

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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.