Home / 187,833.12-259,209.20-101,794.49

Finding the Fourth Proportional to 187,833.12, 259,209.20 and 101,794.49

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Solution

The fourth proportional to 187,833.12, 259,209.20 and 101,794.49 is: 140,476.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,833.12 : 259,209.20 = 101,794.49 : x
  2. Step 2: Convert to fraction form
    187,833.12/259,209.20 = 101,794.49/x
  3. Step 3: Cross multiply
    187,833.12x = 259,209.20 × 101,794.49
  4. Step 4: Simplify right side
    187,833.12x = 26,386,066,512.29
  5. Step 5: Solve for x
    x = 26,386,066,512.29/187,833.12
  6. Step 6: Final answer
    x = 140,476.11

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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.