Home / 74,531.37-111,844.19-67,525.52

Finding the Fourth Proportional to 74,531.37, 111,844.19 and 67,525.52

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Solution

The fourth proportional to 74,531.37, 111,844.19 and 67,525.52 is: 101,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,531.37 : 111,844.19 = 67,525.52 : x
  2. Step 2: Convert to fraction form
    74,531.37/111,844.19 = 67,525.52/x
  3. Step 3: Cross multiply
    74,531.37x = 111,844.19 × 67,525.52
  4. Step 4: Simplify right side
    74,531.37x = 7,552,336,698.32
  5. Step 5: Solve for x
    x = 7,552,336,698.32/74,531.37
  6. Step 6: Final answer
    x = 101,330.97

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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.