Home / 74,172.11-111,272.49-24,238.74

Finding the Fourth Proportional to 74,172.11, 111,272.49 and 24,238.74

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Solution

The fourth proportional to 74,172.11, 111,272.49 and 24,238.74 is: 36,362.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,172.11 : 111,272.49 = 24,238.74 : x
  2. Step 2: Convert to fraction form
    74,172.11/111,272.49 = 24,238.74/x
  3. Step 3: Cross multiply
    74,172.11x = 111,272.49 × 24,238.74
  4. Step 4: Simplify right side
    74,172.11x = 2,697,104,954.26
  5. Step 5: Solve for x
    x = 2,697,104,954.26/74,172.11
  6. Step 6: Final answer
    x = 36,362.79

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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.