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Finding the Fourth Proportional to 74,957.40, 103,452.08 and 44,744

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Solution

The fourth proportional to 74,957.40, 103,452.08 and 44,744 is: 61,753.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,957.40 : 103,452.08 = 44,744 : x
  2. Step 2: Convert to fraction form
    74,957.40/103,452.08 = 44,744/x
  3. Step 3: Cross multiply
    74,957.40x = 103,452.08 × 44,744
  4. Step 4: Simplify right side
    74,957.40x = 4,628,859,867.52
  5. Step 5: Solve for x
    x = 4,628,859,867.52/74,957.40
  6. Step 6: Final answer
    x = 61,753.21

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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.