Home / 194,192.52-291,358.92-67,851.36

Finding the Fourth Proportional to 194,192.52, 291,358.92 and 67,851.36

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Solution

The fourth proportional to 194,192.52, 291,358.92 and 67,851.36 is: 101,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,192.52 : 291,358.92 = 67,851.36 : x
  2. Step 2: Convert to fraction form
    194,192.52/291,358.92 = 67,851.36/x
  3. Step 3: Cross multiply
    194,192.52x = 291,358.92 × 67,851.36
  4. Step 4: Simplify right side
    194,192.52x = 19,769,098,970.13
  5. Step 5: Solve for x
    x = 19,769,098,970.13/194,192.52
  6. Step 6: Final answer
    x = 101,801.55

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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.