Home / 164,212.28-226,613.02-88,760.78

Finding the Fourth Proportional to 164,212.28, 226,613.02 and 88,760.78

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Solution

The fourth proportional to 164,212.28, 226,613.02 and 88,760.78 is: 122,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,212.28 : 226,613.02 = 88,760.78 : x
  2. Step 2: Convert to fraction form
    164,212.28/226,613.02 = 88,760.78/x
  3. Step 3: Cross multiply
    164,212.28x = 226,613.02 × 88,760.78
  4. Step 4: Simplify right side
    164,212.28x = 20,114,348,413.36
  5. Step 5: Solve for x
    x = 20,114,348,413.36/164,212.28
  6. Step 6: Final answer
    x = 122,489.92

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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.