Home / 146,122.38-219,104.60-51,328.08

Finding the Fourth Proportional to 146,122.38, 219,104.60 and 51,328.08

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Solution

The fourth proportional to 146,122.38, 219,104.60 and 51,328.08 is: 76,964.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,122.38 : 219,104.60 = 51,328.08 : x
  2. Step 2: Convert to fraction form
    146,122.38/219,104.60 = 51,328.08/x
  3. Step 3: Cross multiply
    146,122.38x = 219,104.60 × 51,328.08
  4. Step 4: Simplify right side
    146,122.38x = 11,246,218,180.53
  5. Step 5: Solve for x
    x = 11,246,218,180.53/146,122.38
  6. Step 6: Final answer
    x = 76,964.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.