Home / 174,696.03-261,857.19-90,371.28

Finding the Fourth Proportional to 174,696.03, 261,857.19 and 90,371.28

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Solution

The fourth proportional to 174,696.03, 261,857.19 and 90,371.28 is: 135,460.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,696.03 : 261,857.19 = 90,371.28 : x
  2. Step 2: Convert to fraction form
    174,696.03/261,857.19 = 90,371.28/x
  3. Step 3: Cross multiply
    174,696.03x = 261,857.19 × 90,371.28
  4. Step 4: Simplify right side
    174,696.03x = 23,664,369,437.50
  5. Step 5: Solve for x
    x = 23,664,369,437.50/174,696.03
  6. Step 6: Final answer
    x = 135,460.26

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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.