Home / 84,306.59-126,522.26-39,933.45

Finding the Fourth Proportional to 84,306.59, 126,522.26 and 39,933.45

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Solution

The fourth proportional to 84,306.59, 126,522.26 and 39,933.45 is: 59,929.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,306.59 : 126,522.26 = 39,933.45 : x
  2. Step 2: Convert to fraction form
    84,306.59/126,522.26 = 39,933.45/x
  3. Step 3: Cross multiply
    84,306.59x = 126,522.26 × 39,933.45
  4. Step 4: Simplify right side
    84,306.59x = 5,052,469,669.47
  5. Step 5: Solve for x
    x = 5,052,469,669.47/84,306.59
  6. Step 6: Final answer
    x = 59,929.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.