Home / 113,338.37-156,327.35-98,204.15

Finding the Fourth Proportional to 113,338.37, 156,327.35 and 98,204.15

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Solution

The fourth proportional to 113,338.37, 156,327.35 and 98,204.15 is: 135,452.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,338.37 : 156,327.35 = 98,204.15 : x
  2. Step 2: Convert to fraction form
    113,338.37/156,327.35 = 98,204.15/x
  3. Step 3: Cross multiply
    113,338.37x = 156,327.35 × 98,204.15
  4. Step 4: Simplify right side
    113,338.37x = 15,351,993,255.85
  5. Step 5: Solve for x
    x = 15,351,993,255.85/113,338.37
  6. Step 6: Final answer
    x = 135,452.75

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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.