Home / 87,264.23-120,424.66-48,502.06

Finding the Fourth Proportional to 87,264.23, 120,424.66 and 48,502.06

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Solution

The fourth proportional to 87,264.23, 120,424.66 and 48,502.06 is: 66,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,264.23 : 120,424.66 = 48,502.06 : x
  2. Step 2: Convert to fraction form
    87,264.23/120,424.66 = 48,502.06/x
  3. Step 3: Cross multiply
    87,264.23x = 120,424.66 × 48,502.06
  4. Step 4: Simplify right side
    87,264.23x = 5,840,843,662.48
  5. Step 5: Solve for x
    x = 5,840,843,662.48/87,264.23
  6. Step 6: Final answer
    x = 66,932.85

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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.