Home / 69,170.04-95,455.52-40,507.56

Finding the Fourth Proportional to 69,170.04, 95,455.52 and 40,507.56

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Solution

The fourth proportional to 69,170.04, 95,455.52 and 40,507.56 is: 55,900.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,170.04 : 95,455.52 = 40,507.56 : x
  2. Step 2: Convert to fraction form
    69,170.04/95,455.52 = 40,507.56/x
  3. Step 3: Cross multiply
    69,170.04x = 95,455.52 × 40,507.56
  4. Step 4: Simplify right side
    69,170.04x = 3,866,670,203.73
  5. Step 5: Solve for x
    x = 3,866,670,203.73/69,170.04
  6. Step 6: Final answer
    x = 55,900.94

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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.