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Finding the Fourth Proportional to 92,284.32, 138,360.87 and 44,197.86

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Solution

The fourth proportional to 92,284.32, 138,360.87 and 44,197.86 is: 66,265.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,284.32 : 138,360.87 = 44,197.86 : x
  2. Step 2: Convert to fraction form
    92,284.32/138,360.87 = 44,197.86/x
  3. Step 3: Cross multiply
    92,284.32x = 138,360.87 × 44,197.86
  4. Step 4: Simplify right side
    92,284.32x = 6,115,254,361.74
  5. Step 5: Solve for x
    x = 6,115,254,361.74/92,284.32
  6. Step 6: Final answer
    x = 66,265.37

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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.