Home / 204,053.76-306,112.33-104,159.90

Finding the Fourth Proportional to 204,053.76, 306,112.33 and 104,159.90

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Solution

The fourth proportional to 204,053.76, 306,112.33 and 104,159.90 is: 156,256.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,053.76 : 306,112.33 = 104,159.90 : x
  2. Step 2: Convert to fraction form
    204,053.76/306,112.33 = 104,159.90/x
  3. Step 3: Cross multiply
    204,053.76x = 306,112.33 × 104,159.90
  4. Step 4: Simplify right side
    204,053.76x = 31,884,629,421.17
  5. Step 5: Solve for x
    x = 31,884,629,421.17/204,053.76
  6. Step 6: Final answer
    x = 156,256.03

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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.