Home / 124,234.24-171,481.94-70,555

Finding the Fourth Proportional to 124,234.24, 171,481.94 and 70,555

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Solution

The fourth proportional to 124,234.24, 171,481.94 and 70,555 is: 97,387.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,234.24 : 171,481.94 = 70,555 : x
  2. Step 2: Convert to fraction form
    124,234.24/171,481.94 = 70,555/x
  3. Step 3: Cross multiply
    124,234.24x = 171,481.94 × 70,555
  4. Step 4: Simplify right side
    124,234.24x = 12,098,908,276.70
  5. Step 5: Solve for x
    x = 12,098,908,276.70/124,234.24
  6. Step 6: Final answer
    x = 97,387.87

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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.