Home / 126,052.56-173,959.38-72,337.14

Finding the Fourth Proportional to 126,052.56, 173,959.38 and 72,337.14

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Solution

The fourth proportional to 126,052.56, 173,959.38 and 72,337.14 is: 99,829.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,052.56 : 173,959.38 = 72,337.14 : x
  2. Step 2: Convert to fraction form
    126,052.56/173,959.38 = 72,337.14/x
  3. Step 3: Cross multiply
    126,052.56x = 173,959.38 × 72,337.14
  4. Step 4: Simplify right side
    126,052.56x = 12,583,724,025.37
  5. Step 5: Solve for x
    x = 12,583,724,025.37/126,052.56
  6. Step 6: Final answer
    x = 99,829.18

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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.