Home / 146,209.44-218,815.16-122,543.71

Finding the Fourth Proportional to 146,209.44, 218,815.16 and 122,543.71

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Solution

The fourth proportional to 146,209.44, 218,815.16 and 122,543.71 is: 183,397.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,209.44 : 218,815.16 = 122,543.71 : x
  2. Step 2: Convert to fraction form
    146,209.44/218,815.16 = 122,543.71/x
  3. Step 3: Cross multiply
    146,209.44x = 218,815.16 × 122,543.71
  4. Step 4: Simplify right side
    146,209.44x = 26,814,420,416.57
  5. Step 5: Solve for x
    x = 26,814,420,416.57/146,209.44
  6. Step 6: Final answer
    x = 183,397.33

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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.