Home / 74,585.04-111,921.36-27,841.56

Finding the Fourth Proportional to 74,585.04, 111,921.36 and 27,841.56

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Solution

The fourth proportional to 74,585.04, 111,921.36 and 27,841.56 is: 41,778.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,585.04 : 111,921.36 = 27,841.56 : x
  2. Step 2: Convert to fraction form
    74,585.04/111,921.36 = 27,841.56/x
  3. Step 3: Cross multiply
    74,585.04x = 111,921.36 × 27,841.56
  4. Step 4: Simplify right side
    74,585.04x = 3,116,065,259.72
  5. Step 5: Solve for x
    x = 3,116,065,259.72/74,585.04
  6. Step 6: Final answer
    x = 41,778.69

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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.