Home / 98,481.52-147,501.96-45,812.08

Finding the Fourth Proportional to 98,481.52, 147,501.96 and 45,812.08

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Solution

The fourth proportional to 98,481.52, 147,501.96 and 45,812.08 is: 68,615.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,481.52 : 147,501.96 = 45,812.08 : x
  2. Step 2: Convert to fraction form
    98,481.52/147,501.96 = 45,812.08/x
  3. Step 3: Cross multiply
    98,481.52x = 147,501.96 × 45,812.08
  4. Step 4: Simplify right side
    98,481.52x = 6,757,371,591.68
  5. Step 5: Solve for x
    x = 6,757,371,591.68/98,481.52
  6. Step 6: Final answer
    x = 68,615.63

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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.