Home / 69,323.39-95,667.20-39,108.62

Finding the Fourth Proportional to 69,323.39, 95,667.20 and 39,108.62

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Solution

The fourth proportional to 69,323.39, 95,667.20 and 39,108.62 is: 53,970.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,323.39 : 95,667.20 = 39,108.62 : x
  2. Step 2: Convert to fraction form
    69,323.39/95,667.20 = 39,108.62/x
  3. Step 3: Cross multiply
    69,323.39x = 95,667.20 × 39,108.62
  4. Step 4: Simplify right side
    69,323.39x = 3,741,411,790.70
  5. Step 5: Solve for x
    x = 3,741,411,790.70/69,323.39
  6. Step 6: Final answer
    x = 53,970.41

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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.