Home / 194,231.02-291,247.17-88,959.78

Finding the Fourth Proportional to 194,231.02, 291,247.17 and 88,959.78

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Solution

The fourth proportional to 194,231.02, 291,247.17 and 88,959.78 is: 133,394.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,231.02 : 291,247.17 = 88,959.78 : x
  2. Step 2: Convert to fraction form
    194,231.02/291,247.17 = 88,959.78/x
  3. Step 3: Cross multiply
    194,231.02x = 291,247.17 × 88,959.78
  4. Step 4: Simplify right side
    194,231.02x = 25,909,284,168.82
  5. Step 5: Solve for x
    x = 25,909,284,168.82/194,231.02
  6. Step 6: Final answer
    x = 133,394.16

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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.