Home / 166,677.75-230,015.91-90,196.84

Finding the Fourth Proportional to 166,677.75, 230,015.91 and 90,196.84

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Solution

The fourth proportional to 166,677.75, 230,015.91 and 90,196.84 is: 124,471.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,677.75 : 230,015.91 = 90,196.84 : x
  2. Step 2: Convert to fraction form
    166,677.75/230,015.91 = 90,196.84/x
  3. Step 3: Cross multiply
    166,677.75x = 230,015.91 × 90,196.84
  4. Step 4: Simplify right side
    166,677.75x = 20,746,707,780.74
  5. Step 5: Solve for x
    x = 20,746,707,780.74/166,677.75
  6. Step 6: Final answer
    x = 124,471.97

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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.