Home / 187,176.07-280,895.33-108,181.63

Finding the Fourth Proportional to 187,176.07, 280,895.33 and 108,181.63

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Solution

The fourth proportional to 187,176.07, 280,895.33 and 108,181.63 is: 162,348.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,176.07 : 280,895.33 = 108,181.63 : x
  2. Step 2: Convert to fraction form
    187,176.07/280,895.33 = 108,181.63/x
  3. Step 3: Cross multiply
    187,176.07x = 280,895.33 × 108,181.63
  4. Step 4: Simplify right side
    187,176.07x = 30,387,714,658.79
  5. Step 5: Solve for x
    x = 30,387,714,658.79/187,176.07
  6. Step 6: Final answer
    x = 162,348.29

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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.