Home / 68,884.07-95,059.97-38,669.45

Finding the Fourth Proportional to 68,884.07, 95,059.97 and 38,669.45

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Solution

The fourth proportional to 68,884.07, 95,059.97 and 38,669.45 is: 53,363.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,884.07 : 95,059.97 = 38,669.45 : x
  2. Step 2: Convert to fraction form
    68,884.07/95,059.97 = 38,669.45/x
  3. Step 3: Cross multiply
    68,884.07x = 95,059.97 × 38,669.45
  4. Step 4: Simplify right side
    68,884.07x = 3,675,916,767.99
  5. Step 5: Solve for x
    x = 3,675,916,767.99/68,884.07
  6. Step 6: Final answer
    x = 53,363.81

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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.