Home / 187,219.50-280,829.25-170,981.03

Finding the Fourth Proportional to 187,219.50, 280,829.25 and 170,981.03

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Solution

The fourth proportional to 187,219.50, 280,829.25 and 170,981.03 is: 256,471.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,219.50 : 280,829.25 = 170,981.03 : x
  2. Step 2: Convert to fraction form
    187,219.50/280,829.25 = 170,981.03/x
  3. Step 3: Cross multiply
    187,219.50x = 280,829.25 × 170,981.03
  4. Step 4: Simplify right side
    187,219.50x = 48,016,474,022.42
  5. Step 5: Solve for x
    x = 48,016,474,022.42/187,219.50
  6. Step 6: Final answer
    x = 256,471.54

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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.