Home / 77,694.68-116,525.16-27,778.23

Finding the Fourth Proportional to 77,694.68, 116,525.16 and 27,778.23

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Solution

The fourth proportional to 77,694.68, 116,525.16 and 27,778.23 is: 41,661.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,694.68 : 116,525.16 = 27,778.23 : x
  2. Step 2: Convert to fraction form
    77,694.68/116,525.16 = 27,778.23/x
  3. Step 3: Cross multiply
    77,694.68x = 116,525.16 × 27,778.23
  4. Step 4: Simplify right side
    77,694.68x = 3,236,862,695.27
  5. Step 5: Solve for x
    x = 3,236,862,695.27/77,694.68
  6. Step 6: Final answer
    x = 41,661.32

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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.