Home / 166,711.56-230,063.49-98,732.40

Finding the Fourth Proportional to 166,711.56, 230,063.49 and 98,732.40

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Solution

The fourth proportional to 166,711.56, 230,063.49 and 98,732.40 is: 136,251.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,711.56 : 230,063.49 = 98,732.40 : x
  2. Step 2: Convert to fraction form
    166,711.56/230,063.49 = 98,732.40/x
  3. Step 3: Cross multiply
    166,711.56x = 230,063.49 × 98,732.40
  4. Step 4: Simplify right side
    166,711.56x = 22,714,720,520.08
  5. Step 5: Solve for x
    x = 22,714,720,520.08/166,711.56
  6. Step 6: Final answer
    x = 136,251.62

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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.