Home / 84,184.29-116,170.70-45,942.87

Finding the Fourth Proportional to 84,184.29, 116,170.70 and 45,942.87

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Solution

The fourth proportional to 84,184.29, 116,170.70 and 45,942.87 is: 63,399.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,184.29 : 116,170.70 = 45,942.87 : x
  2. Step 2: Convert to fraction form
    84,184.29/116,170.70 = 45,942.87/x
  3. Step 3: Cross multiply
    84,184.29x = 116,170.70 × 45,942.87
  4. Step 4: Simplify right side
    84,184.29x = 5,337,215,138.19
  5. Step 5: Solve for x
    x = 5,337,215,138.19/84,184.29
  6. Step 6: Final answer
    x = 63,399.18

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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.