Home / 98,059.38-147,090.78-27,940.47

Finding the Fourth Proportional to 98,059.38, 147,090.78 and 27,940.47

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Solution

The fourth proportional to 98,059.38, 147,090.78 and 27,940.47 is: 41,911.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,059.38 : 147,090.78 = 27,940.47 : x
  2. Step 2: Convert to fraction form
    98,059.38/147,090.78 = 27,940.47/x
  3. Step 3: Cross multiply
    98,059.38x = 147,090.78 × 27,940.47
  4. Step 4: Simplify right side
    98,059.38x = 4,109,785,525.87
  5. Step 5: Solve for x
    x = 4,109,785,525.87/98,059.38
  6. Step 6: Final answer
    x = 41,911.19

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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.