Home / 89,947.32-124,011.91-73,754.97

Finding the Fourth Proportional to 89,947.32, 124,011.91 and 73,754.97

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Solution

The fourth proportional to 89,947.32, 124,011.91 and 73,754.97 is: 101,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,947.32 : 124,011.91 = 73,754.97 : x
  2. Step 2: Convert to fraction form
    89,947.32/124,011.91 = 73,754.97/x
  3. Step 3: Cross multiply
    89,947.32x = 124,011.91 × 73,754.97
  4. Step 4: Simplify right side
    89,947.32x = 9,146,494,081.63
  5. Step 5: Solve for x
    x = 9,146,494,081.63/89,947.32
  6. Step 6: Final answer
    x = 101,687.24

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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.