Home / 187,234.10-280,851.15-177,611.30

Finding the Fourth Proportional to 187,234.10, 280,851.15 and 177,611.30

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Solution

The fourth proportional to 187,234.10, 280,851.15 and 177,611.30 is: 266,416.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,234.10 : 280,851.15 = 177,611.30 : x
  2. Step 2: Convert to fraction form
    187,234.10/280,851.15 = 177,611.30/x
  3. Step 3: Cross multiply
    187,234.10x = 280,851.15 × 177,611.30
  4. Step 4: Simplify right side
    187,234.10x = 49,882,337,858.00
  5. Step 5: Solve for x
    x = 49,882,337,858.00/187,234.10
  6. Step 6: Final answer
    x = 266,416.95

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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.