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Finding the Fourth Proportional to 67,360.60, 101,040.90 and 36,256.60

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Solution

The fourth proportional to 67,360.60, 101,040.90 and 36,256.60 is: 54,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,360.60 : 101,040.90 = 36,256.60 : x
  2. Step 2: Convert to fraction form
    67,360.60/101,040.90 = 36,256.60/x
  3. Step 3: Cross multiply
    67,360.60x = 101,040.90 × 36,256.60
  4. Step 4: Simplify right side
    67,360.60x = 3,663,399,494.94
  5. Step 5: Solve for x
    x = 3,663,399,494.94/67,360.60
  6. Step 6: Final answer
    x = 54,384.90

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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.