Home / 92,141.44-138,148.02-40,822.25

Finding the Fourth Proportional to 92,141.44, 138,148.02 and 40,822.25

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Solution

The fourth proportional to 92,141.44, 138,148.02 and 40,822.25 is: 61,204.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,141.44 : 138,148.02 = 40,822.25 : x
  2. Step 2: Convert to fraction form
    92,141.44/138,148.02 = 40,822.25/x
  3. Step 3: Cross multiply
    92,141.44x = 138,148.02 × 40,822.25
  4. Step 4: Simplify right side
    92,141.44x = 5,639,512,318.70
  5. Step 5: Solve for x
    x = 5,639,512,318.70/92,141.44
  6. Step 6: Final answer
    x = 61,204.95

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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.