Home / 154,305.48-231,456.45-117,094.08

Finding the Fourth Proportional to 154,305.48, 231,456.45 and 117,094.08

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Solution

The fourth proportional to 154,305.48, 231,456.45 and 117,094.08 is: 175,639.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,305.48 : 231,456.45 = 117,094.08 : x
  2. Step 2: Convert to fraction form
    154,305.48/231,456.45 = 117,094.08/x
  3. Step 3: Cross multiply
    154,305.48x = 231,456.45 × 117,094.08
  4. Step 4: Simplify right side
    154,305.48x = 27,102,180,072.82
  5. Step 5: Solve for x
    x = 27,102,180,072.82/154,305.48
  6. Step 6: Final answer
    x = 175,639.78

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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.