Home / 194,621.70-291,932.55-185,436.30

Finding the Fourth Proportional to 194,621.70, 291,932.55 and 185,436.30

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Solution

The fourth proportional to 194,621.70, 291,932.55 and 185,436.30 is: 278,154.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,621.70 : 291,932.55 = 185,436.30 : x
  2. Step 2: Convert to fraction form
    194,621.70/291,932.55 = 185,436.30/x
  3. Step 3: Cross multiply
    194,621.70x = 291,932.55 × 185,436.30
  4. Step 4: Simplify right side
    194,621.70x = 54,134,891,921.57
  5. Step 5: Solve for x
    x = 54,134,891,921.57/194,621.70
  6. Step 6: Final answer
    x = 278,154.45

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Similar ratio
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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.