Home / 113,348.44-156,418.32-65,600.83

Finding the Fourth Proportional to 113,348.44, 156,418.32 and 65,600.83

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Solution

The fourth proportional to 113,348.44, 156,418.32 and 65,600.83 is: 90,527.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,348.44 : 156,418.32 = 65,600.83 : x
  2. Step 2: Convert to fraction form
    113,348.44/156,418.32 = 65,600.83/x
  3. Step 3: Cross multiply
    113,348.44x = 156,418.32 × 65,600.83
  4. Step 4: Simplify right side
    113,348.44x = 10,261,171,619.21
  5. Step 5: Solve for x
    x = 10,261,171,619.21/113,348.44
  6. Step 6: Final answer
    x = 90,527.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.