Home / 69,040.05-95,274.65-38,825.58

Finding the Fourth Proportional to 69,040.05, 95,274.65 and 38,825.58

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Solution

The fourth proportional to 69,040.05, 95,274.65 and 38,825.58 is: 53,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,040.05 : 95,274.65 = 38,825.58 : x
  2. Step 2: Convert to fraction form
    69,040.05/95,274.65 = 38,825.58/x
  3. Step 3: Cross multiply
    69,040.05x = 95,274.65 × 38,825.58
  4. Step 4: Simplify right side
    69,040.05x = 3,699,093,781.50
  5. Step 5: Solve for x
    x = 3,699,093,781.50/69,040.05
  6. Step 6: Final answer
    x = 53,578.95

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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.