Home / 82,766.52-114,220.18-45,043.16

Finding the Fourth Proportional to 82,766.52, 114,220.18 and 45,043.16

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Solution

The fourth proportional to 82,766.52, 114,220.18 and 45,043.16 is: 62,160.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,766.52 : 114,220.18 = 45,043.16 : x
  2. Step 2: Convert to fraction form
    82,766.52/114,220.18 = 45,043.16/x
  3. Step 3: Cross multiply
    82,766.52x = 114,220.18 × 45,043.16
  4. Step 4: Simplify right side
    82,766.52x = 5,144,837,842.97
  5. Step 5: Solve for x
    x = 5,144,837,842.97/82,766.52
  6. Step 6: Final answer
    x = 62,160.86

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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.