Home / 69,205.03-95,503.26-38,990.82

Finding the Fourth Proportional to 69,205.03, 95,503.26 and 38,990.82

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Solution

The fourth proportional to 69,205.03, 95,503.26 and 38,990.82 is: 53,807.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,205.03 : 95,503.26 = 38,990.82 : x
  2. Step 2: Convert to fraction form
    69,205.03/95,503.26 = 38,990.82/x
  3. Step 3: Cross multiply
    69,205.03x = 95,503.26 × 38,990.82
  4. Step 4: Simplify right side
    69,205.03x = 3,723,749,747.60
  5. Step 5: Solve for x
    x = 3,723,749,747.60/69,205.03
  6. Step 6: Final answer
    x = 53,807.50

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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.