Home / 240,212.74-360,324.51-82,442.50

Finding the Fourth Proportional to 240,212.74, 360,324.51 and 82,442.50

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Solution

The fourth proportional to 240,212.74, 360,324.51 and 82,442.50 is: 123,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,212.74 : 360,324.51 = 82,442.50 : x
  2. Step 2: Convert to fraction form
    240,212.74/360,324.51 = 82,442.50/x
  3. Step 3: Cross multiply
    240,212.74x = 360,324.51 × 82,442.50
  4. Step 4: Simplify right side
    240,212.74x = 29,706,053,415.68
  5. Step 5: Solve for x
    x = 29,706,053,415.68/240,212.74
  6. Step 6: Final answer
    x = 123,665.60

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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.