Home / 168,196.06-232,107.58-91,715.75

Finding the Fourth Proportional to 168,196.06, 232,107.58 and 91,715.75

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Solution

The fourth proportional to 168,196.06, 232,107.58 and 91,715.75 is: 126,566.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,196.06 : 232,107.58 = 91,715.75 : x
  2. Step 2: Convert to fraction form
    168,196.06/232,107.58 = 91,715.75/x
  3. Step 3: Cross multiply
    168,196.06x = 232,107.58 × 91,715.75
  4. Step 4: Simplify right side
    168,196.06x = 21,287,920,780.39
  5. Step 5: Solve for x
    x = 21,287,920,780.39/168,196.06
  6. Step 6: Final answer
    x = 126,566.11

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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.