Home / 69,920.10-104,809.92-22,500.34

Finding the Fourth Proportional to 69,920.10, 104,809.92 and 22,500.34

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Solution

The fourth proportional to 69,920.10, 104,809.92 and 22,500.34 is: 33,727.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,920.10 : 104,809.92 = 22,500.34 : x
  2. Step 2: Convert to fraction form
    69,920.10/104,809.92 = 22,500.34/x
  3. Step 3: Cross multiply
    69,920.10x = 104,809.92 × 22,500.34
  4. Step 4: Simplify right side
    69,920.10x = 2,358,258,835.37
  5. Step 5: Solve for x
    x = 2,358,258,835.37/69,920.10
  6. Step 6: Final answer
    x = 33,727.91

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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.