Home / 89,622.70-134,434.05-37,069.90

Finding the Fourth Proportional to 89,622.70, 134,434.05 and 37,069.90

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Solution

The fourth proportional to 89,622.70, 134,434.05 and 37,069.90 is: 55,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,622.70 : 134,434.05 = 37,069.90 : x
  2. Step 2: Convert to fraction form
    89,622.70/134,434.05 = 37,069.90/x
  3. Step 3: Cross multiply
    89,622.70x = 134,434.05 × 37,069.90
  4. Step 4: Simplify right side
    89,622.70x = 4,983,456,790.10
  5. Step 5: Solve for x
    x = 4,983,456,790.10/89,622.70
  6. Step 6: Final answer
    x = 55,604.85

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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.