Home / 86,150.03-129,172.12-33,498.14

Finding the Fourth Proportional to 86,150.03, 129,172.12 and 33,498.14

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Solution

The fourth proportional to 86,150.03, 129,172.12 and 33,498.14 is: 50,226.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,150.03 : 129,172.12 = 33,498.14 : x
  2. Step 2: Convert to fraction form
    86,150.03/129,172.12 = 33,498.14/x
  3. Step 3: Cross multiply
    86,150.03x = 129,172.12 × 33,498.14
  4. Step 4: Simplify right side
    86,150.03x = 4,327,025,030.25
  5. Step 5: Solve for x
    x = 4,327,025,030.25/86,150.03
  6. Step 6: Final answer
    x = 50,226.63

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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.