Home / 69,150.92-95,437.32-38,942.16

Finding the Fourth Proportional to 69,150.92, 95,437.32 and 38,942.16

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Solution

The fourth proportional to 69,150.92, 95,437.32 and 38,942.16 is: 53,745.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,150.92 : 95,437.32 = 38,942.16 : x
  2. Step 2: Convert to fraction form
    69,150.92/95,437.32 = 38,942.16/x
  3. Step 3: Cross multiply
    69,150.92x = 95,437.32 × 38,942.16
  4. Step 4: Simplify right side
    69,150.92x = 3,716,535,385.41
  5. Step 5: Solve for x
    x = 3,716,535,385.41/69,150.92
  6. Step 6: Final answer
    x = 53,745.28

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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.