Home / 73,002.24-109,436.40-48,002.40

Finding the Fourth Proportional to 73,002.24, 109,436.40 and 48,002.40

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Solution

The fourth proportional to 73,002.24, 109,436.40 and 48,002.40 is: 71,959.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,002.24 : 109,436.40 = 48,002.40 : x
  2. Step 2: Convert to fraction form
    73,002.24/109,436.40 = 48,002.40/x
  3. Step 3: Cross multiply
    73,002.24x = 109,436.40 × 48,002.40
  4. Step 4: Simplify right side
    73,002.24x = 5,253,209,847.36
  5. Step 5: Solve for x
    x = 5,253,209,847.36/73,002.24
  6. Step 6: Final answer
    x = 71,959.57

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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.