Home / 54,015.44-74,545.04-30,146.76

Finding the Fourth Proportional to 54,015.44, 74,545.04 and 30,146.76

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Solution

The fourth proportional to 54,015.44, 74,545.04 and 30,146.76 is: 41,604.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,015.44 : 74,545.04 = 30,146.76 : x
  2. Step 2: Convert to fraction form
    54,015.44/74,545.04 = 30,146.76/x
  3. Step 3: Cross multiply
    54,015.44x = 74,545.04 × 30,146.76
  4. Step 4: Simplify right side
    54,015.44x = 2,247,291,505.44
  5. Step 5: Solve for x
    x = 2,247,291,505.44/54,015.44
  6. Step 6: Final answer
    x = 41,604.62

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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.