Home / 48,036.38-72,065.52-16,871.63

Finding the Fourth Proportional to 48,036.38, 72,065.52 and 16,871.63

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Solution

The fourth proportional to 48,036.38, 72,065.52 and 16,871.63 is: 25,311.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,036.38 : 72,065.52 = 16,871.63 : x
  2. Step 2: Convert to fraction form
    48,036.38/72,065.52 = 16,871.63/x
  3. Step 3: Cross multiply
    48,036.38x = 72,065.52 × 16,871.63
  4. Step 4: Simplify right side
    48,036.38x = 1,215,862,428.87
  5. Step 5: Solve for x
    x = 1,215,862,428.87/48,036.38
  6. Step 6: Final answer
    x = 25,311.29

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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.