Home / 74,325.18-111,504.33-36,905.82

Finding the Fourth Proportional to 74,325.18, 111,504.33 and 36,905.82

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Solution

The fourth proportional to 74,325.18, 111,504.33 and 36,905.82 is: 55,366.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,325.18 : 111,504.33 = 36,905.82 : x
  2. Step 2: Convert to fraction form
    74,325.18/111,504.33 = 36,905.82/x
  3. Step 3: Cross multiply
    74,325.18x = 111,504.33 × 36,905.82
  4. Step 4: Simplify right side
    74,325.18x = 4,115,158,732.20
  5. Step 5: Solve for x
    x = 4,115,158,732.20/74,325.18
  6. Step 6: Final answer
    x = 55,366.95

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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.