Home / 113,126.20-169,640.70-56,944.60

Finding the Fourth Proportional to 113,126.20, 169,640.70 and 56,944.60

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Solution

The fourth proportional to 113,126.20, 169,640.70 and 56,944.60 is: 85,392.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,126.20 : 169,640.70 = 56,944.60 : x
  2. Step 2: Convert to fraction form
    113,126.20/169,640.70 = 56,944.60/x
  3. Step 3: Cross multiply
    113,126.20x = 169,640.70 × 56,944.60
  4. Step 4: Simplify right side
    113,126.20x = 9,660,121,805.22
  5. Step 5: Solve for x
    x = 9,660,121,805.22/113,126.20
  6. Step 6: Final answer
    x = 85,392.44

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1.5x scale

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.