Home / 80,952.08-111,748.41-50,754.60

Finding the Fourth Proportional to 80,952.08, 111,748.41 and 50,754.60

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Solution

The fourth proportional to 80,952.08, 111,748.41 and 50,754.60 is: 70,063.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,952.08 : 111,748.41 = 50,754.60 : x
  2. Step 2: Convert to fraction form
    80,952.08/111,748.41 = 50,754.60/x
  3. Step 3: Cross multiply
    80,952.08x = 111,748.41 × 50,754.60
  4. Step 4: Simplify right side
    80,952.08x = 5,671,745,850.19
  5. Step 5: Solve for x
    x = 5,671,745,850.19/80,952.08
  6. Step 6: Final answer
    x = 70,063.01

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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.