Home / 194,089.28-291,132.30-53,847.92

Finding the Fourth Proportional to 194,089.28, 291,132.30 and 53,847.92

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Solution

The fourth proportional to 194,089.28, 291,132.30 and 53,847.92 is: 80,771.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,089.28 : 291,132.30 = 53,847.92 : x
  2. Step 2: Convert to fraction form
    194,089.28/291,132.30 = 53,847.92/x
  3. Step 3: Cross multiply
    194,089.28x = 291,132.30 × 53,847.92
  4. Step 4: Simplify right side
    194,089.28x = 15,676,868,799.82
  5. Step 5: Solve for x
    x = 15,676,868,799.82/194,089.28
  6. Step 6: Final answer
    x = 80,771.43

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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.