Home / 168,440.85-232,438.41-91,944.72

Finding the Fourth Proportional to 168,440.85, 232,438.41 and 91,944.72

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Solution

The fourth proportional to 168,440.85, 232,438.41 and 91,944.72 is: 126,878.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,440.85 : 232,438.41 = 91,944.72 : x
  2. Step 2: Convert to fraction form
    168,440.85/232,438.41 = 91,944.72/x
  3. Step 3: Cross multiply
    168,440.85x = 232,438.41 × 91,944.72
  4. Step 4: Simplify right side
    168,440.85x = 21,371,484,524.70
  5. Step 5: Solve for x
    x = 21,371,484,524.70/168,440.85
  6. Step 6: Final answer
    x = 126,878.28

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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.