Home / 68,299.60-94,250.98-39,619.83

Finding the Fourth Proportional to 68,299.60, 94,250.98 and 39,619.83

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Solution

The fourth proportional to 68,299.60, 94,250.98 and 39,619.83 is: 54,673.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,299.60 : 94,250.98 = 39,619.83 : x
  2. Step 2: Convert to fraction form
    68,299.60/94,250.98 = 39,619.83/x
  3. Step 3: Cross multiply
    68,299.60x = 94,250.98 × 39,619.83
  4. Step 4: Simplify right side
    68,299.60x = 3,734,207,606.83
  5. Step 5: Solve for x
    x = 3,734,207,606.83/68,299.60
  6. Step 6: Final answer
    x = 54,673.93

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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.