Home / 187,067.17-258,237.66-119,177.23

Finding the Fourth Proportional to 187,067.17, 258,237.66 and 119,177.23

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Solution

The fourth proportional to 187,067.17, 258,237.66 and 119,177.23 is: 164,518.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,067.17 : 258,237.66 = 119,177.23 : x
  2. Step 2: Convert to fraction form
    187,067.17/258,237.66 = 119,177.23/x
  3. Step 3: Cross multiply
    187,067.17x = 258,237.66 × 119,177.23
  4. Step 4: Simplify right side
    187,067.17x = 30,776,049,000.48
  5. Step 5: Solve for x
    x = 30,776,049,000.48/187,067.17
  6. Step 6: Final answer
    x = 164,518.71

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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.