Home / 236,209.39-354,126.98-117,819.79

Finding the Fourth Proportional to 236,209.39, 354,126.98 and 117,819.79

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Solution

The fourth proportional to 236,209.39, 354,126.98 and 117,819.79 is: 176,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,209.39 : 354,126.98 = 117,819.79 : x
  2. Step 2: Convert to fraction form
    236,209.39/354,126.98 = 117,819.79/x
  3. Step 3: Cross multiply
    236,209.39x = 354,126.98 × 117,819.79
  4. Step 4: Simplify right side
    236,209.39x = 41,723,165,827.84
  5. Step 5: Solve for x
    x = 41,723,165,827.84/236,209.39
  6. Step 6: Final answer
    x = 176,636.36

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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.