Home / 48,442.83-72,664.23-13,382.49

Finding the Fourth Proportional to 48,442.83, 72,664.23 and 13,382.49

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Solution

The fourth proportional to 48,442.83, 72,664.23 and 13,382.49 is: 20,073.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,442.83 : 72,664.23 = 13,382.49 : x
  2. Step 2: Convert to fraction form
    48,442.83/72,664.23 = 13,382.49/x
  3. Step 3: Cross multiply
    48,442.83x = 72,664.23 × 13,382.49
  4. Step 4: Simplify right side
    48,442.83x = 972,428,331.33
  5. Step 5: Solve for x
    x = 972,428,331.33/48,442.83
  6. Step 6: Final answer
    x = 20,073.73

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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.