Home / 73,325.30-109,901.55-38,246.90

Finding the Fourth Proportional to 73,325.30, 109,901.55 and 38,246.90

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Solution

The fourth proportional to 73,325.30, 109,901.55 and 38,246.90 is: 57,325.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,325.30 : 109,901.55 = 38,246.90 : x
  2. Step 2: Convert to fraction form
    73,325.30/109,901.55 = 38,246.90/x
  3. Step 3: Cross multiply
    73,325.30x = 109,901.55 × 38,246.90
  4. Step 4: Simplify right side
    73,325.30x = 4,203,393,592.70
  5. Step 5: Solve for x
    x = 4,203,393,592.70/73,325.30
  6. Step 6: Final answer
    x = 57,325.28

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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.