Home / 69,742.11-104,611.23-25,369.68

Finding the Fourth Proportional to 69,742.11, 104,611.23 and 25,369.68

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Solution

The fourth proportional to 69,742.11, 104,611.23 and 25,369.68 is: 38,053.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,742.11 : 104,611.23 = 25,369.68 : x
  2. Step 2: Convert to fraction form
    69,742.11/104,611.23 = 25,369.68/x
  3. Step 3: Cross multiply
    69,742.11x = 104,611.23 × 25,369.68
  4. Step 4: Simplify right side
    69,742.11x = 2,653,953,429.51
  5. Step 5: Solve for x
    x = 2,653,953,429.51/69,742.11
  6. Step 6: Final answer
    x = 38,053.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.