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Finding the Fourth Proportional to 73,374.88, 110,028.64 and 23,443.92

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Solution

The fourth proportional to 73,374.88, 110,028.64 and 23,443.92 is: 35,155.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,374.88 : 110,028.64 = 23,443.92 : x
  2. Step 2: Convert to fraction form
    73,374.88/110,028.64 = 23,443.92/x
  3. Step 3: Cross multiply
    73,374.88x = 110,028.64 × 23,443.92
  4. Step 4: Simplify right side
    73,374.88x = 2,579,502,633.87
  5. Step 5: Solve for x
    x = 2,579,502,633.87/73,374.88
  6. Step 6: Final answer
    x = 35,155.12

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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.