Home / 43,077.73-64,454.29-38,707.38

Finding the Fourth Proportional to 43,077.73, 64,454.29 and 38,707.38

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Solution

The fourth proportional to 43,077.73, 64,454.29 and 38,707.38 is: 57,915.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,077.73 : 64,454.29 = 38,707.38 : x
  2. Step 2: Convert to fraction form
    43,077.73/64,454.29 = 38,707.38/x
  3. Step 3: Cross multiply
    43,077.73x = 64,454.29 × 38,707.38
  4. Step 4: Simplify right side
    43,077.73x = 2,494,856,695.66
  5. Step 5: Solve for x
    x = 2,494,856,695.66/43,077.73
  6. Step 6: Final answer
    x = 57,915.23

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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.