Home / 86,180.02-129,244.91-33,577.78

Finding the Fourth Proportional to 86,180.02, 129,244.91 and 33,577.78

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Solution

The fourth proportional to 86,180.02, 129,244.91 and 33,577.78 is: 50,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,180.02 : 129,244.91 = 33,577.78 : x
  2. Step 2: Convert to fraction form
    86,180.02/129,244.91 = 33,577.78/x
  3. Step 3: Cross multiply
    86,180.02x = 129,244.91 × 33,577.78
  4. Step 4: Simplify right side
    86,180.02x = 4,339,757,154.10
  5. Step 5: Solve for x
    x = 4,339,757,154.10/86,180.02
  6. Step 6: Final answer
    x = 50,356.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.