Home / 214,148.92-321,517.62-109,038.52

Finding the Fourth Proportional to 214,148.92, 321,517.62 and 109,038.52

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Solution

The fourth proportional to 214,148.92, 321,517.62 and 109,038.52 is: 163,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,148.92 : 321,517.62 = 109,038.52 : x
  2. Step 2: Convert to fraction form
    214,148.92/321,517.62 = 109,038.52/x
  3. Step 3: Cross multiply
    214,148.92x = 321,517.62 × 109,038.52
  4. Step 4: Simplify right side
    214,148.92x = 35,057,805,438.72
  5. Step 5: Solve for x
    x = 35,057,805,438.72/214,148.92
  6. Step 6: Final answer
    x = 163,707.60

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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.