Home / 83,877.76-125,816.40-24,713.36

Finding the Fourth Proportional to 83,877.76, 125,816.40 and 24,713.36

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Solution

The fourth proportional to 83,877.76, 125,816.40 and 24,713.36 is: 37,069.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,877.76 : 125,816.40 = 24,713.36 : x
  2. Step 2: Convert to fraction form
    83,877.76/125,816.40 = 24,713.36/x
  3. Step 3: Cross multiply
    83,877.76x = 125,816.40 × 24,713.36
  4. Step 4: Simplify right side
    83,877.76x = 3,109,345,987.10
  5. Step 5: Solve for x
    x = 3,109,345,987.10/83,877.76
  6. Step 6: Final answer
    x = 37,069.97

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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.