Home / 177,631.27-245,294.85-114,079.78

Finding the Fourth Proportional to 177,631.27, 245,294.85 and 114,079.78

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Solution

The fourth proportional to 177,631.27, 245,294.85 and 114,079.78 is: 157,535.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,631.27 : 245,294.85 = 114,079.78 : x
  2. Step 2: Convert to fraction form
    177,631.27/245,294.85 = 114,079.78/x
  3. Step 3: Cross multiply
    177,631.27x = 245,294.85 × 114,079.78
  4. Step 4: Simplify right side
    177,631.27x = 27,983,182,523.13
  5. Step 5: Solve for x
    x = 27,983,182,523.13/177,631.27
  6. Step 6: Final answer
    x = 157,535.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.