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Finding the Fourth Proportional to 67,923.36, 101,752.48 and 44,478.72

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Solution

The fourth proportional to 67,923.36, 101,752.48 and 44,478.72 is: 66,631.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,923.36 : 101,752.48 = 44,478.72 : x
  2. Step 2: Convert to fraction form
    67,923.36/101,752.48 = 44,478.72/x
  3. Step 3: Cross multiply
    67,923.36x = 101,752.48 × 44,478.72
  4. Step 4: Simplify right side
    67,923.36x = 4,525,820,067.23
  5. Step 5: Solve for x
    x = 4,525,820,067.23/67,923.36
  6. Step 6: Final answer
    x = 66,631.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.