Home / 87,566.40-120,825.27-49,323.06

Finding the Fourth Proportional to 87,566.40, 120,825.27 and 49,323.06

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Solution

The fourth proportional to 87,566.40, 120,825.27 and 49,323.06 is: 68,056.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,566.40 : 120,825.27 = 49,323.06 : x
  2. Step 2: Convert to fraction form
    87,566.40/120,825.27 = 49,323.06/x
  3. Step 3: Cross multiply
    87,566.40x = 120,825.27 × 49,323.06
  4. Step 4: Simplify right side
    87,566.40x = 5,959,472,041.73
  5. Step 5: Solve for x
    x = 5,959,472,041.73/87,566.40
  6. Step 6: Final answer
    x = 68,056.61

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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.