Home / 124,440.62-186,723.20-56,972.52

Finding the Fourth Proportional to 124,440.62, 186,723.20 and 56,972.52

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Solution

The fourth proportional to 124,440.62, 186,723.20 and 56,972.52 is: 85,487.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,440.62 : 186,723.20 = 56,972.52 : x
  2. Step 2: Convert to fraction form
    124,440.62/186,723.20 = 56,972.52/x
  3. Step 3: Cross multiply
    124,440.62x = 186,723.20 × 56,972.52
  4. Step 4: Simplify right side
    124,440.62x = 10,638,091,388.90
  5. Step 5: Solve for x
    x = 10,638,091,388.90/124,440.62
  6. Step 6: Final answer
    x = 85,487.29

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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.