Home / 69,023.04-95,251.32-39,215.04

Finding the Fourth Proportional to 69,023.04, 95,251.32 and 39,215.04

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Solution

The fourth proportional to 69,023.04, 95,251.32 and 39,215.04 is: 54,116.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,023.04 : 95,251.32 = 39,215.04 : x
  2. Step 2: Convert to fraction form
    69,023.04/95,251.32 = 39,215.04/x
  3. Step 3: Cross multiply
    69,023.04x = 95,251.32 × 39,215.04
  4. Step 4: Simplify right side
    69,023.04x = 3,735,284,323.85
  5. Step 5: Solve for x
    x = 3,735,284,323.85/69,023.04
  6. Step 6: Final answer
    x = 54,116.49

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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.