Home / 74,495.91-111,708.69-27,077.64

Finding the Fourth Proportional to 74,495.91, 111,708.69 and 27,077.64

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Solution

The fourth proportional to 74,495.91, 111,708.69 and 27,077.64 is: 40,603.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,495.91 : 111,708.69 = 27,077.64 : x
  2. Step 2: Convert to fraction form
    74,495.91/111,708.69 = 27,077.64/x
  3. Step 3: Cross multiply
    74,495.91x = 111,708.69 × 27,077.64
  4. Step 4: Simplify right side
    74,495.91x = 3,024,807,692.69
  5. Step 5: Solve for x
    x = 3,024,807,692.69/74,495.91
  6. Step 6: Final answer
    x = 40,603.67

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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.