Home / 69,170.24-95,455.32-39,362.24

Finding the Fourth Proportional to 69,170.24, 95,455.32 and 39,362.24

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Solution

The fourth proportional to 69,170.24, 95,455.32 and 39,362.24 is: 54,320.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,170.24 : 95,455.32 = 39,362.24 : x
  2. Step 2: Convert to fraction form
    69,170.24/95,455.32 = 39,362.24/x
  3. Step 3: Cross multiply
    69,170.24x = 95,455.32 × 39,362.24
  4. Step 4: Simplify right side
    69,170.24x = 3,757,335,215.12
  5. Step 5: Solve for x
    x = 3,757,335,215.12/69,170.24
  6. Step 6: Final answer
    x = 54,320.11

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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.