Home / 154,619.74-231,767.72-64,713.97

Finding the Fourth Proportional to 154,619.74, 231,767.72 and 64,713.97

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Solution

The fourth proportional to 154,619.74, 231,767.72 and 64,713.97 is: 97,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,619.74 : 231,767.72 = 64,713.97 : x
  2. Step 2: Convert to fraction form
    154,619.74/231,767.72 = 64,713.97/x
  3. Step 3: Cross multiply
    154,619.74x = 231,767.72 × 64,713.97
  4. Step 4: Simplify right side
    154,619.74x = 14,998,609,279.05
  5. Step 5: Solve for x
    x = 14,998,609,279.05/154,619.74
  6. Step 6: Final answer
    x = 97,003.20

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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.