Home / 247,109.22-341,040.78-161,160.12

Finding the Fourth Proportional to 247,109.22, 341,040.78 and 161,160.12

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Solution

The fourth proportional to 247,109.22, 341,040.78 and 161,160.12 is: 222,420.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,109.22 : 341,040.78 = 161,160.12 : x
  2. Step 2: Convert to fraction form
    247,109.22/341,040.78 = 161,160.12/x
  3. Step 3: Cross multiply
    247,109.22x = 341,040.78 × 161,160.12
  4. Step 4: Simplify right side
    247,109.22x = 54,962,173,029.69
  5. Step 5: Solve for x
    x = 54,962,173,029.69/247,109.22
  6. Step 6: Final answer
    x = 222,420.57

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1.5x scale

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.