Home / 84,178.92-116,160.30-50,184.84

Finding the Fourth Proportional to 84,178.92, 116,160.30 and 50,184.84

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Solution

The fourth proportional to 84,178.92, 116,160.30 and 50,184.84 is: 69,251.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,178.92 : 116,160.30 = 50,184.84 : x
  2. Step 2: Convert to fraction form
    84,178.92/116,160.30 = 50,184.84/x
  3. Step 3: Cross multiply
    84,178.92x = 116,160.30 × 50,184.84
  4. Step 4: Simplify right side
    84,178.92x = 5,829,486,069.85
  5. Step 5: Solve for x
    x = 5,829,486,069.85/84,178.92
  6. Step 6: Final answer
    x = 69,251.14

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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.