Home / 83,349.18-115,024.62-45,623.46

Finding the Fourth Proportional to 83,349.18, 115,024.62 and 45,623.46

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Solution

The fourth proportional to 83,349.18, 115,024.62 and 45,623.46 is: 62,961.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,349.18 : 115,024.62 = 45,623.46 : x
  2. Step 2: Convert to fraction form
    83,349.18/115,024.62 = 45,623.46/x
  3. Step 3: Cross multiply
    83,349.18x = 115,024.62 × 45,623.46
  4. Step 4: Simplify right side
    83,349.18x = 5,247,821,149.59
  5. Step 5: Solve for x
    x = 5,247,821,149.59/83,349.18
  6. Step 6: Final answer
    x = 62,961.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.