Home / 83,724.16-125,538.96-27,549.12

Finding the Fourth Proportional to 83,724.16, 125,538.96 and 27,549.12

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Solution

The fourth proportional to 83,724.16, 125,538.96 and 27,549.12 is: 41,308.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,724.16 : 125,538.96 = 27,549.12 : x
  2. Step 2: Convert to fraction form
    83,724.16/125,538.96 = 27,549.12/x
  3. Step 3: Cross multiply
    83,724.16x = 125,538.96 × 27,549.12
  4. Step 4: Simplify right side
    83,724.16x = 3,458,487,873.72
  5. Step 5: Solve for x
    x = 3,458,487,873.72/83,724.16
  6. Step 6: Final answer
    x = 41,308.12

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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.