Home / 107,175.70-147,908.38-59,428.04

Finding the Fourth Proportional to 107,175.70, 147,908.38 and 59,428.04

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Solution

The fourth proportional to 107,175.70, 147,908.38 and 59,428.04 is: 82,013.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,175.70 : 147,908.38 = 59,428.04 : x
  2. Step 2: Convert to fraction form
    107,175.70/147,908.38 = 59,428.04/x
  3. Step 3: Cross multiply
    107,175.70x = 147,908.38 × 59,428.04
  4. Step 4: Simplify right side
    107,175.70x = 8,789,905,122.98
  5. Step 5: Solve for x
    x = 8,789,905,122.98/107,175.70
  6. Step 6: Final answer
    x = 82,013.97

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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.