Home / 161,589.52-242,395.35-54,930.07

Finding the Fourth Proportional to 161,589.52, 242,395.35 and 54,930.07

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Solution

The fourth proportional to 161,589.52, 242,395.35 and 54,930.07 is: 82,398.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,589.52 : 242,395.35 = 54,930.07 : x
  2. Step 2: Convert to fraction form
    161,589.52/242,395.35 = 54,930.07/x
  3. Step 3: Cross multiply
    161,589.52x = 242,395.35 × 54,930.07
  4. Step 4: Simplify right side
    161,589.52x = 13,314,793,543.17
  5. Step 5: Solve for x
    x = 13,314,793,543.17/161,589.52
  6. Step 6: Final answer
    x = 82,398.87

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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.