Home / 83,006.76-123,862.73-74,060.59

Finding the Fourth Proportional to 83,006.76, 123,862.73 and 74,060.59

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Solution

The fourth proportional to 83,006.76, 123,862.73 and 74,060.59 is: 110,513.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,006.76 : 123,862.73 = 74,060.59 : x
  2. Step 2: Convert to fraction form
    83,006.76/123,862.73 = 74,060.59/x
  3. Step 3: Cross multiply
    83,006.76x = 123,862.73 × 74,060.59
  4. Step 4: Simplify right side
    83,006.76x = 9,173,346,738.31
  5. Step 5: Solve for x
    x = 9,173,346,738.31/83,006.76
  6. Step 6: Final answer
    x = 110,513.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.