Home / 69,205.69-95,503.42-39,000.71

Finding the Fourth Proportional to 69,205.69, 95,503.42 and 39,000.71

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Solution

The fourth proportional to 69,205.69, 95,503.42 and 39,000.71 is: 53,820.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,205.69 : 95,503.42 = 39,000.71 : x
  2. Step 2: Convert to fraction form
    69,205.69/95,503.42 = 39,000.71/x
  3. Step 3: Cross multiply
    69,205.69x = 95,503.42 × 39,000.71
  4. Step 4: Simplify right side
    69,205.69x = 3,724,700,937.73
  5. Step 5: Solve for x
    x = 3,724,700,937.73/69,205.69
  6. Step 6: Final answer
    x = 53,820.73

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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.