Home / 187,244.01-280,617.62-81,948.33

Finding the Fourth Proportional to 187,244.01, 280,617.62 and 81,948.33

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Solution

The fourth proportional to 187,244.01, 280,617.62 and 81,948.33 is: 122,813.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,244.01 : 280,617.62 = 81,948.33 : x
  2. Step 2: Convert to fraction form
    187,244.01/280,617.62 = 81,948.33/x
  3. Step 3: Cross multiply
    187,244.01x = 280,617.62 × 81,948.33
  4. Step 4: Simplify right side
    187,244.01x = 22,996,144,917.83
  5. Step 5: Solve for x
    x = 22,996,144,917.83/187,244.01
  6. Step 6: Final answer
    x = 122,813.78

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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.