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Finding the Fourth Proportional to 54,166.48, 74,583.52 and 47,414.32

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Solution

The fourth proportional to 54,166.48, 74,583.52 and 47,414.32 is: 65,286.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,166.48 : 74,583.52 = 47,414.32 : x
  2. Step 2: Convert to fraction form
    54,166.48/74,583.52 = 47,414.32/x
  3. Step 3: Cross multiply
    54,166.48x = 74,583.52 × 47,414.32
  4. Step 4: Simplify right side
    54,166.48x = 3,536,326,884.01
  5. Step 5: Solve for x
    x = 3,536,326,884.01/54,166.48
  6. Step 6: Final answer
    x = 65,286.26

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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.