Home / 69,324.40-95,679.44-39,118.29

Finding the Fourth Proportional to 69,324.40, 95,679.44 and 39,118.29

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Solution

The fourth proportional to 69,324.40, 95,679.44 and 39,118.29 is: 53,989.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,324.40 : 95,679.44 = 39,118.29 : x
  2. Step 2: Convert to fraction form
    69,324.40/95,679.44 = 39,118.29/x
  3. Step 3: Cross multiply
    69,324.40x = 95,679.44 × 39,118.29
  4. Step 4: Simplify right side
    69,324.40x = 3,742,816,080.96
  5. Step 5: Solve for x
    x = 3,742,816,080.96/69,324.40
  6. Step 6: Final answer
    x = 53,989.88

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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.