Home / 54,069.96-80,605.14-53,217.84

Finding the Fourth Proportional to 54,069.96, 80,605.14 and 53,217.84

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Solution

The fourth proportional to 54,069.96, 80,605.14 and 53,217.84 is: 79,334.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,069.96 : 80,605.14 = 53,217.84 : x
  2. Step 2: Convert to fraction form
    54,069.96/80,605.14 = 53,217.84/x
  3. Step 3: Cross multiply
    54,069.96x = 80,605.14 × 53,217.84
  4. Step 4: Simplify right side
    54,069.96x = 4,289,631,443.70
  5. Step 5: Solve for x
    x = 4,289,631,443.70/54,069.96
  6. Step 6: Final answer
    x = 79,334.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.