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Finding the Fourth Proportional to 74,027.52, 111,052.80 and 24,768

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Solution

The fourth proportional to 74,027.52, 111,052.80 and 24,768 is: 37,155.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,027.52 : 111,052.80 = 24,768 : x
  2. Step 2: Convert to fraction form
    74,027.52/111,052.80 = 24,768/x
  3. Step 3: Cross multiply
    74,027.52x = 111,052.80 × 24,768
  4. Step 4: Simplify right side
    74,027.52x = 2,750,555,750.40
  5. Step 5: Solve for x
    x = 2,750,555,750.40/74,027.52
  6. Step 6: Final answer
    x = 37,155.85

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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.