Home / 113,601.44-156,793.40-75,363.32

Finding the Fourth Proportional to 113,601.44, 156,793.40 and 75,363.32

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Solution

The fourth proportional to 113,601.44, 156,793.40 and 75,363.32 is: 104,016.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,601.44 : 156,793.40 = 75,363.32 : x
  2. Step 2: Convert to fraction form
    113,601.44/156,793.40 = 75,363.32/x
  3. Step 3: Cross multiply
    113,601.44x = 156,793.40 × 75,363.32
  4. Step 4: Simplify right side
    113,601.44x = 11,816,471,178.09
  5. Step 5: Solve for x
    x = 11,816,471,178.09/113,601.44
  6. Step 6: Final answer
    x = 104,016.91

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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.