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Finding the Fourth Proportional to 73,958.40, 110,943.72 and 24,018.75

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Solution

The fourth proportional to 73,958.40, 110,943.72 and 24,018.75 is: 36,030.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,958.40 : 110,943.72 = 24,018.75 : x
  2. Step 2: Convert to fraction form
    73,958.40/110,943.72 = 24,018.75/x
  3. Step 3: Cross multiply
    73,958.40x = 110,943.72 × 24,018.75
  4. Step 4: Simplify right side
    73,958.40x = 2,664,729,474.75
  5. Step 5: Solve for x
    x = 2,664,729,474.75/73,958.40
  6. Step 6: Final answer
    x = 36,030.11

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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.