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Finding the Fourth Proportional to 74,104.59, 111,119.05 and 24,152.59

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Solution

The fourth proportional to 74,104.59, 111,119.05 and 24,152.59 is: 36,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,104.59 : 111,119.05 = 24,152.59 : x
  2. Step 2: Convert to fraction form
    74,104.59/111,119.05 = 24,152.59/x
  3. Step 3: Cross multiply
    74,104.59x = 111,119.05 × 24,152.59
  4. Step 4: Simplify right side
    74,104.59x = 2,683,812,855.84
  5. Step 5: Solve for x
    x = 2,683,812,855.84/74,104.59
  6. Step 6: Final answer
    x = 36,216.55

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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.