Home / 74,062.14-111,065.67-26,664.39

Finding the Fourth Proportional to 74,062.14, 111,065.67 and 26,664.39

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Solution

The fourth proportional to 74,062.14, 111,065.67 and 26,664.39 is: 39,986.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,062.14 : 111,065.67 = 26,664.39 : x
  2. Step 2: Convert to fraction form
    74,062.14/111,065.67 = 26,664.39/x
  3. Step 3: Cross multiply
    74,062.14x = 111,065.67 × 26,664.39
  4. Step 4: Simplify right side
    74,062.14x = 2,961,498,340.49
  5. Step 5: Solve for x
    x = 2,961,498,340.49/74,062.14
  6. Step 6: Final answer
    x = 39,986.67

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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.