Home / 69,686.29-96,163.49-37,855.11

Finding the Fourth Proportional to 69,686.29, 96,163.49 and 37,855.11

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Solution

The fourth proportional to 69,686.29, 96,163.49 and 37,855.11 is: 52,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,686.29 : 96,163.49 = 37,855.11 : x
  2. Step 2: Convert to fraction form
    69,686.29/96,163.49 = 37,855.11/x
  3. Step 3: Cross multiply
    69,686.29x = 96,163.49 × 37,855.11
  4. Step 4: Simplify right side
    69,686.29x = 3,640,279,491.93
  5. Step 5: Solve for x
    x = 3,640,279,491.93/69,686.29
  6. Step 6: Final answer
    x = 52,238.10

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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.