Home / 204,456.77-282,153.02-112,586.82

Finding the Fourth Proportional to 204,456.77, 282,153.02 and 112,586.82

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Solution

The fourth proportional to 204,456.77, 282,153.02 and 112,586.82 is: 155,371.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,456.77 : 282,153.02 = 112,586.82 : x
  2. Step 2: Convert to fraction form
    204,456.77/282,153.02 = 112,586.82/x
  3. Step 3: Cross multiply
    204,456.77x = 282,153.02 × 112,586.82
  4. Step 4: Simplify right side
    204,456.77x = 31,766,711,081.04
  5. Step 5: Solve for x
    x = 31,766,711,081.04/204,456.77
  6. Step 6: Final answer
    x = 155,371.29

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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.