Home / 69,815.75-96,338.45-39,591.41

Finding the Fourth Proportional to 69,815.75, 96,338.45 and 39,591.41

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Solution

The fourth proportional to 69,815.75, 96,338.45 and 39,591.41 is: 54,632.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,815.75 : 96,338.45 = 39,591.41 : x
  2. Step 2: Convert to fraction form
    69,815.75/96,338.45 = 39,591.41/x
  3. Step 3: Cross multiply
    69,815.75x = 96,338.45 × 39,591.41
  4. Step 4: Simplify right side
    69,815.75x = 3,814,174,874.76
  5. Step 5: Solve for x
    x = 3,814,174,874.76/69,815.75
  6. Step 6: Final answer
    x = 54,632.01

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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.