Home / 187,824.23-259,196.94-101,785.61

Finding the Fourth Proportional to 187,824.23, 259,196.94 and 101,785.61

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Solution

The fourth proportional to 187,824.23, 259,196.94 and 101,785.61 is: 140,463.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,824.23 : 259,196.94 = 101,785.61 : x
  2. Step 2: Convert to fraction form
    187,824.23/259,196.94 = 101,785.61/x
  3. Step 3: Cross multiply
    187,824.23x = 259,196.94 × 101,785.61
  4. Step 4: Simplify right side
    187,824.23x = 26,382,518,648.03
  5. Step 5: Solve for x
    x = 26,382,518,648.03/187,824.23
  6. Step 6: Final answer
    x = 140,463.87

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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.