Home / 112,531.24-155,287.02-62,227

Finding the Fourth Proportional to 112,531.24, 155,287.02 and 62,227

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Solution

The fourth proportional to 112,531.24, 155,287.02 and 62,227 is: 85,869.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,531.24 : 155,287.02 = 62,227 : x
  2. Step 2: Convert to fraction form
    112,531.24/155,287.02 = 62,227/x
  3. Step 3: Cross multiply
    112,531.24x = 155,287.02 × 62,227
  4. Step 4: Simplify right side
    112,531.24x = 9,663,045,393.54
  5. Step 5: Solve for x
    x = 9,663,045,393.54/112,531.24
  6. Step 6: Final answer
    x = 85,869.89

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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.