Home / 48,719.30-73,098.15-19,132.10

Finding the Fourth Proportional to 48,719.30, 73,098.15 and 19,132.10

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Solution

The fourth proportional to 48,719.30, 73,098.15 and 19,132.10 is: 28,705.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,719.30 : 73,098.15 = 19,132.10 : x
  2. Step 2: Convert to fraction form
    48,719.30/73,098.15 = 19,132.10/x
  3. Step 3: Cross multiply
    48,719.30x = 73,098.15 × 19,132.10
  4. Step 4: Simplify right side
    48,719.30x = 1,398,521,115.62
  5. Step 5: Solve for x
    x = 1,398,521,115.62/48,719.30
  6. Step 6: Final answer
    x = 28,705.69

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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.