Home / 84,407.52-126,574.36-40,046.93

Finding the Fourth Proportional to 84,407.52, 126,574.36 and 40,046.93

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Solution

The fourth proportional to 84,407.52, 126,574.36 and 40,046.93 is: 60,052.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,407.52 : 126,574.36 = 40,046.93 : x
  2. Step 2: Convert to fraction form
    84,407.52/126,574.36 = 40,046.93/x
  3. Step 3: Cross multiply
    84,407.52x = 126,574.36 × 40,046.93
  4. Step 4: Simplify right side
    84,407.52x = 5,068,914,534.71
  5. Step 5: Solve for x
    x = 5,068,914,534.71/84,407.52
  6. Step 6: Final answer
    x = 60,052.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.