Home / 194,721.60-292,082.40-119,926.20

Finding the Fourth Proportional to 194,721.60, 292,082.40 and 119,926.20

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Solution

The fourth proportional to 194,721.60, 292,082.40 and 119,926.20 is: 179,889.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,721.60 : 292,082.40 = 119,926.20 : x
  2. Step 2: Convert to fraction form
    194,721.60/292,082.40 = 119,926.20/x
  3. Step 3: Cross multiply
    194,721.60x = 292,082.40 × 119,926.20
  4. Step 4: Simplify right side
    194,721.60x = 35,028,332,318.88
  5. Step 5: Solve for x
    x = 35,028,332,318.88/194,721.60
  6. Step 6: Final answer
    x = 179,889.30

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1.5x scale

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.