Home / 69,218.03-95,518.89-39,002.81

Finding the Fourth Proportional to 69,218.03, 95,518.89 and 39,002.81

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Solution

The fourth proportional to 69,218.03, 95,518.89 and 39,002.81 is: 53,822.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,218.03 : 95,518.89 = 39,002.81 : x
  2. Step 2: Convert to fraction form
    69,218.03/95,518.89 = 39,002.81/x
  3. Step 3: Cross multiply
    69,218.03x = 95,518.89 × 39,002.81
  4. Step 4: Simplify right side
    69,218.03x = 3,725,504,640.49
  5. Step 5: Solve for x
    x = 3,725,504,640.49/69,218.03
  6. Step 6: Final answer
    x = 53,822.75

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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.