Home / 166,721.18-230,070.72-95,099.70

Finding the Fourth Proportional to 166,721.18, 230,070.72 and 95,099.70

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Solution

The fourth proportional to 166,721.18, 230,070.72 and 95,099.70 is: 131,235.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,721.18 : 230,070.72 = 95,099.70 : x
  2. Step 2: Convert to fraction form
    166,721.18/230,070.72 = 95,099.70/x
  3. Step 3: Cross multiply
    166,721.18x = 230,070.72 × 95,099.70
  4. Step 4: Simplify right side
    166,721.18x = 21,879,656,450.78
  5. Step 5: Solve for x
    x = 21,879,656,450.78/166,721.18
  6. Step 6: Final answer
    x = 131,235.01

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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.