Home / 95,422.12-131,680.02-52,979.56

Finding the Fourth Proportional to 95,422.12, 131,680.02 and 52,979.56

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Solution

The fourth proportional to 95,422.12, 131,680.02 and 52,979.56 is: 73,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,422.12 : 131,680.02 = 52,979.56 : x
  2. Step 2: Convert to fraction form
    95,422.12/131,680.02 = 52,979.56/x
  3. Step 3: Cross multiply
    95,422.12x = 131,680.02 × 52,979.56
  4. Step 4: Simplify right side
    95,422.12x = 6,976,349,520.39
  5. Step 5: Solve for x
    x = 6,976,349,520.39/95,422.12
  6. Step 6: Final answer
    x = 73,110.40

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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.