Home / 157,601.31-236,439.33-45,278.82

Finding the Fourth Proportional to 157,601.31, 236,439.33 and 45,278.82

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Solution

The fourth proportional to 157,601.31, 236,439.33 and 45,278.82 is: 67,928.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,601.31 : 236,439.33 = 45,278.82 : x
  2. Step 2: Convert to fraction form
    157,601.31/236,439.33 = 45,278.82/x
  3. Step 3: Cross multiply
    157,601.31x = 236,439.33 × 45,278.82
  4. Step 4: Simplify right side
    157,601.31x = 10,705,693,863.99
  5. Step 5: Solve for x
    x = 10,705,693,863.99/157,601.31
  6. Step 6: Final answer
    x = 67,928.96

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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.