Home / 83,945.96-125,962.70-37,187.90

Finding the Fourth Proportional to 83,945.96, 125,962.70 and 37,187.90

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Solution

The fourth proportional to 83,945.96, 125,962.70 and 37,187.90 is: 55,801.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,945.96 : 125,962.70 = 37,187.90 : x
  2. Step 2: Convert to fraction form
    83,945.96/125,962.70 = 37,187.90/x
  3. Step 3: Cross multiply
    83,945.96x = 125,962.70 × 37,187.90
  4. Step 4: Simplify right side
    83,945.96x = 4,684,288,291.33
  5. Step 5: Solve for x
    x = 4,684,288,291.33/83,945.96
  6. Step 6: Final answer
    x = 55,801.24

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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.