Home / 98,268.97-147,109.69-60,198.31

Finding the Fourth Proportional to 98,268.97, 147,109.69 and 60,198.31

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Solution

The fourth proportional to 98,268.97, 147,109.69 and 60,198.31 is: 90,117.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,268.97 : 147,109.69 = 60,198.31 : x
  2. Step 2: Convert to fraction form
    98,268.97/147,109.69 = 60,198.31/x
  3. Step 3: Cross multiply
    98,268.97x = 147,109.69 × 60,198.31
  4. Step 4: Simplify right side
    98,268.97x = 8,855,755,564.81
  5. Step 5: Solve for x
    x = 8,855,755,564.81/98,268.97
  6. Step 6: Final answer
    x = 90,117.51

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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.