Home / 175,427.52-263,180.16-81,882.24

Finding the Fourth Proportional to 175,427.52, 263,180.16 and 81,882.24

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Solution

The fourth proportional to 175,427.52, 263,180.16 and 81,882.24 is: 122,841.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,427.52 : 263,180.16 = 81,882.24 : x
  2. Step 2: Convert to fraction form
    175,427.52/263,180.16 = 81,882.24/x
  3. Step 3: Cross multiply
    175,427.52x = 263,180.16 × 81,882.24
  4. Step 4: Simplify right side
    175,427.52x = 21,549,781,024.36
  5. Step 5: Solve for x
    x = 21,549,781,024.36/175,427.52
  6. Step 6: Final answer
    x = 122,841.51

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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.