Home / 83,240.56-114,871.96-45,514.80

Finding the Fourth Proportional to 83,240.56, 114,871.96 and 45,514.80

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Solution

The fourth proportional to 83,240.56, 114,871.96 and 45,514.80 is: 62,810.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,240.56 : 114,871.96 = 45,514.80 : x
  2. Step 2: Convert to fraction form
    83,240.56/114,871.96 = 45,514.80/x
  3. Step 3: Cross multiply
    83,240.56x = 114,871.96 × 45,514.80
  4. Step 4: Simplify right side
    83,240.56x = 5,228,374,285.01
  5. Step 5: Solve for x
    x = 5,228,374,285.01/83,240.56
  6. Step 6: Final answer
    x = 62,810.42

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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.