Home / 187,867.55-259,229.54-114,242.42

Finding the Fourth Proportional to 187,867.55, 259,229.54 and 114,242.42

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Solution

The fourth proportional to 187,867.55, 259,229.54 and 114,242.42 is: 157,637.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,867.55 : 259,229.54 = 114,242.42 : x
  2. Step 2: Convert to fraction form
    187,867.55/259,229.54 = 114,242.42/x
  3. Step 3: Cross multiply
    187,867.55x = 259,229.54 × 114,242.42
  4. Step 4: Simplify right side
    187,867.55x = 29,615,010,276.15
  5. Step 5: Solve for x
    x = 29,615,010,276.15/187,867.55
  6. Step 6: Final answer
    x = 157,637.71

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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.