Home / 69,686.28-96,163.50-37,855.11

Finding the Fourth Proportional to 69,686.28, 96,163.50 and 37,855.11

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Solution

The fourth proportional to 69,686.28, 96,163.50 and 37,855.11 is: 52,238.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,686.28 : 96,163.50 = 37,855.11 : x
  2. Step 2: Convert to fraction form
    69,686.28/96,163.50 = 37,855.11/x
  3. Step 3: Cross multiply
    69,686.28x = 96,163.50 × 37,855.11
  4. Step 4: Simplify right side
    69,686.28x = 3,640,279,870.49
  5. Step 5: Solve for x
    x = 3,640,279,870.49/69,686.28
  6. Step 6: Final answer
    x = 52,238.11

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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.