Home / 154,376.16-231,674.94-65,691.96

Finding the Fourth Proportional to 154,376.16, 231,674.94 and 65,691.96

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Solution

The fourth proportional to 154,376.16, 231,674.94 and 65,691.96 is: 98,585.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,376.16 : 231,674.94 = 65,691.96 : x
  2. Step 2: Convert to fraction form
    154,376.16/231,674.94 = 65,691.96/x
  3. Step 3: Cross multiply
    154,376.16x = 231,674.94 × 65,691.96
  4. Step 4: Simplify right side
    154,376.16x = 15,219,180,891.48
  5. Step 5: Solve for x
    x = 15,219,180,891.48/154,376.16
  6. Step 6: Final answer
    x = 98,585.05

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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.