Home / 187,332.82-258,544.31-105,677.73

Finding the Fourth Proportional to 187,332.82, 258,544.31 and 105,677.73

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Solution

The fourth proportional to 187,332.82, 258,544.31 and 105,677.73 is: 145,849.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,332.82 : 258,544.31 = 105,677.73 : x
  2. Step 2: Convert to fraction form
    187,332.82/258,544.31 = 105,677.73/x
  3. Step 3: Cross multiply
    187,332.82x = 258,544.31 × 105,677.73
  4. Step 4: Simplify right side
    187,332.82x = 27,322,375,256.83
  5. Step 5: Solve for x
    x = 27,322,375,256.83/187,332.82
  6. Step 6: Final answer
    x = 145,849.38

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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.