Home / 168,191.62-232,106.26-91,710.10

Finding the Fourth Proportional to 168,191.62, 232,106.26 and 91,710.10

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Solution

The fourth proportional to 168,191.62, 232,106.26 and 91,710.10 is: 126,560.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,191.62 : 232,106.26 = 91,710.10 : x
  2. Step 2: Convert to fraction form
    168,191.62/232,106.26 = 91,710.10/x
  3. Step 3: Cross multiply
    168,191.62x = 232,106.26 × 91,710.10
  4. Step 4: Simplify right side
    168,191.62x = 21,286,488,315.23
  5. Step 5: Solve for x
    x = 21,286,488,315.23/168,191.62
  6. Step 6: Final answer
    x = 126,560.93

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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.