Home / 125,320.98-187,944.45-36,546.54

Finding the Fourth Proportional to 125,320.98, 187,944.45 and 36,546.54

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Solution

The fourth proportional to 125,320.98, 187,944.45 and 36,546.54 is: 54,809.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,320.98 : 187,944.45 = 36,546.54 : x
  2. Step 2: Convert to fraction form
    125,320.98/187,944.45 = 36,546.54/x
  3. Step 3: Cross multiply
    125,320.98x = 187,944.45 × 36,546.54
  4. Step 4: Simplify right side
    125,320.98x = 6,868,719,359.70
  5. Step 5: Solve for x
    x = 6,868,719,359.70/125,320.98
  6. Step 6: Final answer
    x = 54,809.01

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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.