Home / 166,808.93-230,196.78-90,328.92

Finding the Fourth Proportional to 166,808.93, 230,196.78 and 90,328.92

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Solution

The fourth proportional to 166,808.93, 230,196.78 and 90,328.92 is: 124,654.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,808.93 : 230,196.78 = 90,328.92 : x
  2. Step 2: Convert to fraction form
    166,808.93/230,196.78 = 90,328.92/x
  3. Step 3: Cross multiply
    166,808.93x = 230,196.78 × 90,328.92
  4. Step 4: Simplify right side
    166,808.93x = 20,793,426,524.88
  5. Step 5: Solve for x
    x = 20,793,426,524.88/166,808.93
  6. Step 6: Final answer
    x = 124,654.16

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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.