Home / 168,170.16-232,074.77-91,689.33

Finding the Fourth Proportional to 168,170.16, 232,074.77 and 91,689.33

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Solution

The fourth proportional to 168,170.16, 232,074.77 and 91,689.33 is: 126,531.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,170.16 : 232,074.77 = 91,689.33 : x
  2. Step 2: Convert to fraction form
    168,170.16/232,074.77 = 91,689.33/x
  3. Step 3: Cross multiply
    168,170.16x = 232,074.77 × 91,689.33
  4. Step 4: Simplify right side
    168,170.16x = 21,278,779,712.76
  5. Step 5: Solve for x
    x = 21,278,779,712.76/168,170.16
  6. Step 6: Final answer
    x = 126,531.24

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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.