Home / 187,050.60-280,575.90-112,255.20

Finding the Fourth Proportional to 187,050.60, 280,575.90 and 112,255.20

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Solution

The fourth proportional to 187,050.60, 280,575.90 and 112,255.20 is: 168,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,050.60 : 280,575.90 = 112,255.20 : x
  2. Step 2: Convert to fraction form
    187,050.60/280,575.90 = 112,255.20/x
  3. Step 3: Cross multiply
    187,050.60x = 280,575.90 × 112,255.20
  4. Step 4: Simplify right side
    187,050.60x = 31,496,103,769.68
  5. Step 5: Solve for x
    x = 31,496,103,769.68/187,050.60
  6. Step 6: Final answer
    x = 168,382.80

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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.