Home / 166,647.74-230,081.19-148,711.91

Finding the Fourth Proportional to 166,647.74, 230,081.19 and 148,711.91

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Solution

The fourth proportional to 166,647.74, 230,081.19 and 148,711.91 is: 205,318.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,647.74 : 230,081.19 = 148,711.91 : x
  2. Step 2: Convert to fraction form
    166,647.74/230,081.19 = 148,711.91/x
  3. Step 3: Cross multiply
    166,647.74x = 230,081.19 × 148,711.91
  4. Step 4: Simplify right side
    166,647.74x = 34,215,813,219.97
  5. Step 5: Solve for x
    x = 34,215,813,219.97/166,647.74
  6. Step 6: Final answer
    x = 205,318.20

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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.