Home / 106,237.31-159,305.13-61,876.71

Finding the Fourth Proportional to 106,237.31, 159,305.13 and 61,876.71

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Solution

The fourth proportional to 106,237.31, 159,305.13 and 61,876.71 is: 92,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,237.31 : 159,305.13 = 61,876.71 : x
  2. Step 2: Convert to fraction form
    106,237.31/159,305.13 = 61,876.71/x
  3. Step 3: Cross multiply
    106,237.31x = 159,305.13 × 61,876.71
  4. Step 4: Simplify right side
    106,237.31x = 9,857,277,330.52
  5. Step 5: Solve for x
    x = 9,857,277,330.52/106,237.31
  6. Step 6: Final answer
    x = 92,785.46

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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.