Home / 98,815.35-148,227.14-28,694.67

Finding the Fourth Proportional to 98,815.35, 148,227.14 and 28,694.67

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Solution

The fourth proportional to 98,815.35, 148,227.14 and 28,694.67 is: 43,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,815.35 : 148,227.14 = 28,694.67 : x
  2. Step 2: Convert to fraction form
    98,815.35/148,227.14 = 28,694.67/x
  3. Step 3: Cross multiply
    98,815.35x = 148,227.14 × 28,694.67
  4. Step 4: Simplify right side
    98,815.35x = 4,253,328,867.34
  5. Step 5: Solve for x
    x = 4,253,328,867.34/98,815.35
  6. Step 6: Final answer
    x = 43,043.20

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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.