Home / 83,018.50-124,514.38-23,840.71

Finding the Fourth Proportional to 83,018.50, 124,514.38 and 23,840.71

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Solution

The fourth proportional to 83,018.50, 124,514.38 and 23,840.71 is: 35,757.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,018.50 : 124,514.38 = 23,840.71 : x
  2. Step 2: Convert to fraction form
    83,018.50/124,514.38 = 23,840.71/x
  3. Step 3: Cross multiply
    83,018.50x = 124,514.38 × 23,840.71
  4. Step 4: Simplify right side
    83,018.50x = 2,968,510,853.52
  5. Step 5: Solve for x
    x = 2,968,510,853.52/83,018.50
  6. Step 6: Final answer
    x = 35,757.22

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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.