Home / 175,264.02-262,790.86-80,375.33

Finding the Fourth Proportional to 175,264.02, 262,790.86 and 80,375.33

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Solution

The fourth proportional to 175,264.02, 262,790.86 and 80,375.33 is: 120,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,264.02 : 262,790.86 = 80,375.33 : x
  2. Step 2: Convert to fraction form
    175,264.02/262,790.86 = 80,375.33/x
  3. Step 3: Cross multiply
    175,264.02x = 262,790.86 × 80,375.33
  4. Step 4: Simplify right side
    175,264.02x = 21,121,901,691.61
  5. Step 5: Solve for x
    x = 21,121,901,691.61/175,264.02
  6. Step 6: Final answer
    x = 120,514.77

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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.