Home / 154,188.76-231,370.62-60,760.12

Finding the Fourth Proportional to 154,188.76, 231,370.62 and 60,760.12

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Solution

The fourth proportional to 154,188.76, 231,370.62 and 60,760.12 is: 91,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,188.76 : 231,370.62 = 60,760.12 : x
  2. Step 2: Convert to fraction form
    154,188.76/231,370.62 = 60,760.12/x
  3. Step 3: Cross multiply
    154,188.76x = 231,370.62 × 60,760.12
  4. Step 4: Simplify right side
    154,188.76x = 14,058,105,175.02
  5. Step 5: Solve for x
    x = 14,058,105,175.02/154,188.76
  6. Step 6: Final answer
    x = 91,174.65

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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.