Home / 168,380.89-232,366.13-91,900.69

Finding the Fourth Proportional to 168,380.89, 232,366.13 and 91,900.69

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Solution

The fourth proportional to 168,380.89, 232,366.13 and 91,900.69 is: 126,823.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,380.89 : 232,366.13 = 91,900.69 : x
  2. Step 2: Convert to fraction form
    168,380.89/232,366.13 = 91,900.69/x
  3. Step 3: Cross multiply
    168,380.89x = 232,366.13 × 91,900.69
  4. Step 4: Simplify right side
    168,380.89x = 21,354,607,220.13
  5. Step 5: Solve for x
    x = 21,354,607,220.13/168,380.89
  6. Step 6: Final answer
    x = 126,823.22

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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.