Home / 113,747.59-157,022.01-73,480.97

Finding the Fourth Proportional to 113,747.59, 157,022.01 and 73,480.97

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Solution

The fourth proportional to 113,747.59, 157,022.01 and 73,480.97 is: 101,436.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,747.59 : 157,022.01 = 73,480.97 : x
  2. Step 2: Convert to fraction form
    113,747.59/157,022.01 = 73,480.97/x
  3. Step 3: Cross multiply
    113,747.59x = 157,022.01 × 73,480.97
  4. Step 4: Simplify right side
    113,747.59x = 11,538,129,606.15
  5. Step 5: Solve for x
    x = 11,538,129,606.15/113,747.59
  6. Step 6: Final answer
    x = 101,436.26

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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.