Home / 154,115.70-231,152.64-41,803.14

Finding the Fourth Proportional to 154,115.70, 231,152.64 and 41,803.14

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Solution

The fourth proportional to 154,115.70, 231,152.64 and 41,803.14 is: 62,699.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,115.70 : 231,152.64 = 41,803.14 : x
  2. Step 2: Convert to fraction form
    154,115.70/231,152.64 = 41,803.14/x
  3. Step 3: Cross multiply
    154,115.70x = 231,152.64 × 41,803.14
  4. Step 4: Simplify right side
    154,115.70x = 9,662,906,171.29
  5. Step 5: Solve for x
    x = 9,662,906,171.29/154,115.70
  6. Step 6: Final answer
    x = 62,699.04

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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.