Home / 69,982.12-96,574.80-38,152.36

Finding the Fourth Proportional to 69,982.12, 96,574.80 and 38,152.36

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Solution

The fourth proportional to 69,982.12, 96,574.80 and 38,152.36 is: 52,649.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,982.12 : 96,574.80 = 38,152.36 : x
  2. Step 2: Convert to fraction form
    69,982.12/96,574.80 = 38,152.36/x
  3. Step 3: Cross multiply
    69,982.12x = 96,574.80 × 38,152.36
  4. Step 4: Simplify right side
    69,982.12x = 3,684,556,536.53
  5. Step 5: Solve for x
    x = 3,684,556,536.53/69,982.12
  6. Step 6: Final answer
    x = 52,649.97

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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.