Home / 74,195.19-111,307.41-27,448.47

Finding the Fourth Proportional to 74,195.19, 111,307.41 and 27,448.47

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Solution

The fourth proportional to 74,195.19, 111,307.41 and 27,448.47 is: 41,178.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,195.19 : 111,307.41 = 27,448.47 : x
  2. Step 2: Convert to fraction form
    74,195.19/111,307.41 = 27,448.47/x
  3. Step 3: Cross multiply
    74,195.19x = 111,307.41 × 27,448.47
  4. Step 4: Simplify right side
    74,195.19x = 3,055,218,104.16
  5. Step 5: Solve for x
    x = 3,055,218,104.16/74,195.19
  6. Step 6: Final answer
    x = 41,178.12

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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.