Home / 69,722.14-96,213.90-37,890.34

Finding the Fourth Proportional to 69,722.14, 96,213.90 and 37,890.34

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Solution

The fourth proportional to 69,722.14, 96,213.90 and 37,890.34 is: 52,287.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,722.14 : 96,213.90 = 37,890.34 : x
  2. Step 2: Convert to fraction form
    69,722.14/96,213.90 = 37,890.34/x
  3. Step 3: Cross multiply
    69,722.14x = 96,213.90 × 37,890.34
  4. Step 4: Simplify right side
    69,722.14x = 3,645,577,383.73
  5. Step 5: Solve for x
    x = 3,645,577,383.73/69,722.14
  6. Step 6: Final answer
    x = 52,287.23

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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.