Home / 113,761.06-156,958.77-73,476.52

Finding the Fourth Proportional to 113,761.06, 156,958.77 and 73,476.52

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Solution

The fourth proportional to 113,761.06, 156,958.77 and 73,476.52 is: 101,377.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,761.06 : 156,958.77 = 73,476.52 : x
  2. Step 2: Convert to fraction form
    113,761.06/156,958.77 = 73,476.52/x
  3. Step 3: Cross multiply
    113,761.06x = 156,958.77 × 73,476.52
  4. Step 4: Simplify right side
    113,761.06x = 11,532,784,203.08
  5. Step 5: Solve for x
    x = 11,532,784,203.08/113,761.06
  6. Step 6: Final answer
    x = 101,377.26

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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.