Home / 96,610.50-133,277.13-68,331.78

Finding the Fourth Proportional to 96,610.50, 133,277.13 and 68,331.78

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Solution

The fourth proportional to 96,610.50, 133,277.13 and 68,331.78 is: 94,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,610.50 : 133,277.13 = 68,331.78 : x
  2. Step 2: Convert to fraction form
    96,610.50/133,277.13 = 68,331.78/x
  3. Step 3: Cross multiply
    96,610.50x = 133,277.13 × 68,331.78
  4. Step 4: Simplify right side
    96,610.50x = 9,107,063,526.19
  5. Step 5: Solve for x
    x = 9,107,063,526.19/96,610.50
  6. Step 6: Final answer
    x = 94,265.77

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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.