Home / 204,562.78-282,294.36-113,916.76

Finding the Fourth Proportional to 204,562.78, 282,294.36 and 113,916.76

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Solution

The fourth proportional to 204,562.78, 282,294.36 and 113,916.76 is: 157,203.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,562.78 : 282,294.36 = 113,916.76 : x
  2. Step 2: Convert to fraction form
    204,562.78/282,294.36 = 113,916.76/x
  3. Step 3: Cross multiply
    204,562.78x = 282,294.36 × 113,916.76
  4. Step 4: Simplify right side
    204,562.78x = 32,158,058,857.47
  5. Step 5: Solve for x
    x = 32,158,058,857.47/204,562.78
  6. Step 6: Final answer
    x = 157,203.86

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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.