Home / 69,868.54-96,418-38,037.37

Finding the Fourth Proportional to 69,868.54, 96,418 and 38,037.37

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Solution

The fourth proportional to 69,868.54, 96,418 and 38,037.37 is: 52,491.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,868.54 : 96,418 = 38,037.37 : x
  2. Step 2: Convert to fraction form
    69,868.54/96,418 = 38,037.37/x
  3. Step 3: Cross multiply
    69,868.54x = 96,418 × 38,037.37
  4. Step 4: Simplify right side
    69,868.54x = 3,667,487,140.66
  5. Step 5: Solve for x
    x = 3,667,487,140.66/69,868.54
  6. Step 6: Final answer
    x = 52,491.25

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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.