Home / 214,949.60-296,668.16-124,291.20

Finding the Fourth Proportional to 214,949.60, 296,668.16 and 124,291.20

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Solution

The fourth proportional to 214,949.60, 296,668.16 and 124,291.20 is: 171,543.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,949.60 : 296,668.16 = 124,291.20 : x
  2. Step 2: Convert to fraction form
    214,949.60/296,668.16 = 124,291.20/x
  3. Step 3: Cross multiply
    214,949.60x = 296,668.16 × 124,291.20
  4. Step 4: Simplify right side
    214,949.60x = 36,873,241,608.19
  5. Step 5: Solve for x
    x = 36,873,241,608.19/214,949.60
  6. Step 6: Final answer
    x = 171,543.66

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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.