Home / 98,680.93-148,023.23-32,120.80

Finding the Fourth Proportional to 98,680.93, 148,023.23 and 32,120.80

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Solution

The fourth proportional to 98,680.93, 148,023.23 and 32,120.80 is: 48,181.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,680.93 : 148,023.23 = 32,120.80 : x
  2. Step 2: Convert to fraction form
    98,680.93/148,023.23 = 32,120.80/x
  3. Step 3: Cross multiply
    98,680.93x = 148,023.23 × 32,120.80
  4. Step 4: Simplify right side
    98,680.93x = 4,754,624,035.52
  5. Step 5: Solve for x
    x = 4,754,624,035.52/98,680.93
  6. Step 6: Final answer
    x = 48,181.79

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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.