Home / 83,518.25-125,246.30-36,140.22

Finding the Fourth Proportional to 83,518.25, 125,246.30 and 36,140.22

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Solution

The fourth proportional to 83,518.25, 125,246.30 and 36,140.22 is: 54,196.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,518.25 : 125,246.30 = 36,140.22 : x
  2. Step 2: Convert to fraction form
    83,518.25/125,246.30 = 36,140.22/x
  3. Step 3: Cross multiply
    83,518.25x = 125,246.30 × 36,140.22
  4. Step 4: Simplify right side
    83,518.25x = 4,526,428,655.48
  5. Step 5: Solve for x
    x = 4,526,428,655.48/83,518.25
  6. Step 6: Final answer
    x = 54,196.88

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1.5x scale

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.