Home / 68,191.54-102,289.37-32,643.23

Finding the Fourth Proportional to 68,191.54, 102,289.37 and 32,643.23

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Solution

The fourth proportional to 68,191.54, 102,289.37 and 32,643.23 is: 48,965.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,191.54 : 102,289.37 = 32,643.23 : x
  2. Step 2: Convert to fraction form
    68,191.54/102,289.37 = 32,643.23/x
  3. Step 3: Cross multiply
    68,191.54x = 102,289.37 × 32,643.23
  4. Step 4: Simplify right side
    68,191.54x = 3,339,054,756.80
  5. Step 5: Solve for x
    x = 3,339,054,756.80/68,191.54
  6. Step 6: Final answer
    x = 48,965.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.