Home / 187,366.15-258,649.72-119,474.38

Finding the Fourth Proportional to 187,366.15, 258,649.72 and 119,474.38

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Solution

The fourth proportional to 187,366.15, 258,649.72 and 119,474.38 is: 164,928.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,366.15 : 258,649.72 = 119,474.38 : x
  2. Step 2: Convert to fraction form
    187,366.15/258,649.72 = 119,474.38/x
  3. Step 3: Cross multiply
    187,366.15x = 258,649.72 × 119,474.38
  4. Step 4: Simplify right side
    187,366.15x = 30,902,014,934.17
  5. Step 5: Solve for x
    x = 30,902,014,934.17/187,366.15
  6. Step 6: Final answer
    x = 164,928.48

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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.