Home / 187,766.43-259,117.35-101,727.59

Finding the Fourth Proportional to 187,766.43, 259,117.35 and 101,727.59

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Solution

The fourth proportional to 187,766.43, 259,117.35 and 101,727.59 is: 140,383.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,766.43 : 259,117.35 = 101,727.59 : x
  2. Step 2: Convert to fraction form
    187,766.43/259,117.35 = 101,727.59/x
  3. Step 3: Cross multiply
    187,766.43x = 259,117.35 × 101,727.59
  4. Step 4: Simplify right side
    187,766.43x = 26,359,382,247.10
  5. Step 5: Solve for x
    x = 26,359,382,247.10/187,766.43
  6. Step 6: Final answer
    x = 140,383.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.