Home / 157,223.91-235,872.77-52,042.88

Finding the Fourth Proportional to 157,223.91, 235,872.77 and 52,042.88

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Solution

The fourth proportional to 157,223.91, 235,872.77 and 52,042.88 is: 78,076.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,223.91 : 235,872.77 = 52,042.88 : x
  2. Step 2: Convert to fraction form
    157,223.91/235,872.77 = 52,042.88/x
  3. Step 3: Cross multiply
    157,223.91x = 235,872.77 × 52,042.88
  4. Step 4: Simplify right side
    157,223.91x = 12,275,496,824.80
  5. Step 5: Solve for x
    x = 12,275,496,824.80/157,223.91
  6. Step 6: Final answer
    x = 78,076.53

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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.