Home / 74,450.57-111,701.78-35,037.77

Finding the Fourth Proportional to 74,450.57, 111,701.78 and 35,037.77

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Solution

The fourth proportional to 74,450.57, 111,701.78 and 35,037.77 is: 52,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,450.57 : 111,701.78 = 35,037.77 : x
  2. Step 2: Convert to fraction form
    74,450.57/111,701.78 = 35,037.77/x
  3. Step 3: Cross multiply
    74,450.57x = 111,701.78 × 35,037.77
  4. Step 4: Simplify right side
    74,450.57x = 3,913,781,101.04
  5. Step 5: Solve for x
    x = 3,913,781,101.04/74,450.57
  6. Step 6: Final answer
    x = 52,568.85

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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.