Home / 159,591.12-239,313.08-47,231.16

Finding the Fourth Proportional to 159,591.12, 239,313.08 and 47,231.16

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Solution

The fourth proportional to 159,591.12, 239,313.08 and 47,231.16 is: 70,824.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,591.12 : 239,313.08 = 47,231.16 : x
  2. Step 2: Convert to fraction form
    159,591.12/239,313.08 = 47,231.16/x
  3. Step 3: Cross multiply
    159,591.12x = 239,313.08 × 47,231.16
  4. Step 4: Simplify right side
    159,591.12x = 11,303,034,371.57
  5. Step 5: Solve for x
    x = 11,303,034,371.57/159,591.12
  6. Step 6: Final answer
    x = 70,824.96

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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.