Home / 54,269.01-74,891.55-30,395.61

Finding the Fourth Proportional to 54,269.01, 74,891.55 and 30,395.61

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Solution

The fourth proportional to 54,269.01, 74,891.55 and 30,395.61 is: 41,946.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,269.01 : 74,891.55 = 30,395.61 : x
  2. Step 2: Convert to fraction form
    54,269.01/74,891.55 = 30,395.61/x
  3. Step 3: Cross multiply
    54,269.01x = 74,891.55 × 30,395.61
  4. Step 4: Simplify right side
    54,269.01x = 2,276,374,346.10
  5. Step 5: Solve for x
    x = 2,276,374,346.10/54,269.01
  6. Step 6: Final answer
    x = 41,946.12

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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.