Home / 194,967.10-291,989.85-132,298.30

Finding the Fourth Proportional to 194,967.10, 291,989.85 and 132,298.30

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Solution

The fourth proportional to 194,967.10, 291,989.85 and 132,298.30 is: 198,134.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,967.10 : 291,989.85 = 132,298.30 : x
  2. Step 2: Convert to fraction form
    194,967.10/291,989.85 = 132,298.30/x
  3. Step 3: Cross multiply
    194,967.10x = 291,989.85 × 132,298.30
  4. Step 4: Simplify right side
    194,967.10x = 38,629,760,772.26
  5. Step 5: Solve for x
    x = 38,629,760,772.26/194,967.10
  6. Step 6: Final answer
    x = 198,134.77

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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.