Home / 69,178.03-95,474.72-38,969.17

Finding the Fourth Proportional to 69,178.03, 95,474.72 and 38,969.17

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Solution

The fourth proportional to 69,178.03, 95,474.72 and 38,969.17 is: 53,782.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,178.03 : 95,474.72 = 38,969.17 : x
  2. Step 2: Convert to fraction form
    69,178.03/95,474.72 = 38,969.17/x
  3. Step 3: Cross multiply
    69,178.03x = 95,474.72 × 38,969.17
  4. Step 4: Simplify right side
    69,178.03x = 3,720,570,453.12
  5. Step 5: Solve for x
    x = 3,720,570,453.12/69,178.03
  6. Step 6: Final answer
    x = 53,782.55

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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.