Home / 218,186.66-301,091.49-132,196.55

Finding the Fourth Proportional to 218,186.66, 301,091.49 and 132,196.55

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Solution

The fourth proportional to 218,186.66, 301,091.49 and 132,196.55 is: 182,427.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,186.66 : 301,091.49 = 132,196.55 : x
  2. Step 2: Convert to fraction form
    218,186.66/301,091.49 = 132,196.55/x
  3. Step 3: Cross multiply
    218,186.66x = 301,091.49 × 132,196.55
  4. Step 4: Simplify right side
    218,186.66x = 39,803,256,965.09
  5. Step 5: Solve for x
    x = 39,803,256,965.09/218,186.66
  6. Step 6: Final answer
    x = 182,427.55

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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.