Home / 101,945.43-152,918.25-38,750.70

Finding the Fourth Proportional to 101,945.43, 152,918.25 and 38,750.70

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Solution

The fourth proportional to 101,945.43, 152,918.25 and 38,750.70 is: 58,126.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,945.43 : 152,918.25 = 38,750.70 : x
  2. Step 2: Convert to fraction form
    101,945.43/152,918.25 = 38,750.70/x
  3. Step 3: Cross multiply
    101,945.43x = 152,918.25 × 38,750.70
  4. Step 4: Simplify right side
    101,945.43x = 5,925,689,230.28
  5. Step 5: Solve for x
    x = 5,925,689,230.28/101,945.43
  6. Step 6: Final answer
    x = 58,126.09

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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.