Home / 102,937.20-154,418.24-36,363.70

Finding the Fourth Proportional to 102,937.20, 154,418.24 and 36,363.70

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Solution

The fourth proportional to 102,937.20, 154,418.24 and 36,363.70 is: 54,549.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,937.20 : 154,418.24 = 36,363.70 : x
  2. Step 2: Convert to fraction form
    102,937.20/154,418.24 = 36,363.70/x
  3. Step 3: Cross multiply
    102,937.20x = 154,418.24 × 36,363.70
  4. Step 4: Simplify right side
    102,937.20x = 5,615,218,553.89
  5. Step 5: Solve for x
    x = 5,615,218,553.89/102,937.20
  6. Step 6: Final answer
    x = 54,549.94

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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.