Home / 98,227.34-147,217.75-42,001.36

Finding the Fourth Proportional to 98,227.34, 147,217.75 and 42,001.36

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Solution

The fourth proportional to 98,227.34, 147,217.75 and 42,001.36 is: 62,949.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,227.34 : 147,217.75 = 42,001.36 : x
  2. Step 2: Convert to fraction form
    98,227.34/147,217.75 = 42,001.36/x
  3. Step 3: Cross multiply
    98,227.34x = 147,217.75 × 42,001.36
  4. Step 4: Simplify right side
    98,227.34x = 6,183,345,716.14
  5. Step 5: Solve for x
    x = 6,183,345,716.14/98,227.34
  6. Step 6: Final answer
    x = 62,949.33

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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.