Home / 54,146.92-74,719.68-29,946.48

Finding the Fourth Proportional to 54,146.92, 74,719.68 and 29,946.48

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Solution

The fourth proportional to 54,146.92, 74,719.68 and 29,946.48 is: 41,324.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,146.92 : 74,719.68 = 29,946.48 : x
  2. Step 2: Convert to fraction form
    54,146.92/74,719.68 = 29,946.48/x
  3. Step 3: Cross multiply
    54,146.92x = 74,719.68 × 29,946.48
  4. Step 4: Simplify right side
    54,146.92x = 2,237,591,402.73
  5. Step 5: Solve for x
    x = 2,237,591,402.73/54,146.92
  6. Step 6: Final answer
    x = 41,324.44

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Double scale
Find fourth proportional to 54,147.92, 74,721.06 and 29,947.48
Similar ratio
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1.5x scale

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.