Home / 69,531.81-104,235.85-25,148.69

Finding the Fourth Proportional to 69,531.81, 104,235.85 and 25,148.69

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Solution

The fourth proportional to 69,531.81, 104,235.85 and 25,148.69 is: 37,700.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,531.81 : 104,235.85 = 25,148.69 : x
  2. Step 2: Convert to fraction form
    69,531.81/104,235.85 = 25,148.69/x
  3. Step 3: Cross multiply
    69,531.81x = 104,235.85 × 25,148.69
  4. Step 4: Simplify right side
    69,531.81x = 2,621,395,078.54
  5. Step 5: Solve for x
    x = 2,621,395,078.54/69,531.81
  6. Step 6: Final answer
    x = 37,700.66

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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.