Home / 194,577.18-291,850.22-86,540.03

Finding the Fourth Proportional to 194,577.18, 291,850.22 and 86,540.03

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Solution

The fourth proportional to 194,577.18, 291,850.22 and 86,540.03 is: 129,803.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,577.18 : 291,850.22 = 86,540.03 : x
  2. Step 2: Convert to fraction form
    194,577.18/291,850.22 = 86,540.03/x
  3. Step 3: Cross multiply
    194,577.18x = 291,850.22 × 86,540.03
  4. Step 4: Simplify right side
    194,577.18x = 25,256,726,794.31
  5. Step 5: Solve for x
    x = 25,256,726,794.31/194,577.18
  6. Step 6: Final answer
    x = 129,803.13

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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.