Home / 80,824.84-111,589.34-59,567.08

Finding the Fourth Proportional to 80,824.84, 111,589.34 and 59,567.08

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Solution

The fourth proportional to 80,824.84, 111,589.34 and 59,567.08 is: 82,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,824.84 : 111,589.34 = 59,567.08 : x
  2. Step 2: Convert to fraction form
    80,824.84/111,589.34 = 59,567.08/x
  3. Step 3: Cross multiply
    80,824.84x = 111,589.34 × 59,567.08
  4. Step 4: Simplify right side
    80,824.84x = 6,647,051,142.93
  5. Step 5: Solve for x
    x = 6,647,051,142.93/80,824.84
  6. Step 6: Final answer
    x = 82,240.20

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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.