Home / 69,355.98-95,809.23-55,190.70

Finding the Fourth Proportional to 69,355.98, 95,809.23 and 55,190.70

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Solution

The fourth proportional to 69,355.98, 95,809.23 and 55,190.70 is: 76,241.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,355.98 : 95,809.23 = 55,190.70 : x
  2. Step 2: Convert to fraction form
    69,355.98/95,809.23 = 55,190.70/x
  3. Step 3: Cross multiply
    69,355.98x = 95,809.23 × 55,190.70
  4. Step 4: Simplify right side
    69,355.98x = 5,287,778,470.16
  5. Step 5: Solve for x
    x = 5,287,778,470.16/69,355.98
  6. Step 6: Final answer
    x = 76,241.13

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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.