Home / 56,301.13-77,747.21-36,193.02

Finding the Fourth Proportional to 56,301.13, 77,747.21 and 36,193.02

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Solution

The fourth proportional to 56,301.13, 77,747.21 and 36,193.02 is: 49,979.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,301.13 : 77,747.21 = 36,193.02 : x
  2. Step 2: Convert to fraction form
    56,301.13/77,747.21 = 36,193.02/x
  3. Step 3: Cross multiply
    56,301.13x = 77,747.21 × 36,193.02
  4. Step 4: Simplify right side
    56,301.13x = 2,813,906,326.47
  5. Step 5: Solve for x
    x = 2,813,906,326.47/56,301.13
  6. Step 6: Final answer
    x = 49,979.57

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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.