Home / 148,399.92-222,672.88-69,500.48

Finding the Fourth Proportional to 148,399.92, 222,672.88 and 69,500.48

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Solution

The fourth proportional to 148,399.92, 222,672.88 and 69,500.48 is: 104,284.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,399.92 : 222,672.88 = 69,500.48 : x
  2. Step 2: Convert to fraction form
    148,399.92/222,672.88 = 69,500.48/x
  3. Step 3: Cross multiply
    148,399.92x = 222,672.88 × 69,500.48
  4. Step 4: Simplify right side
    148,399.92x = 15,475,872,042.98
  5. Step 5: Solve for x
    x = 15,475,872,042.98/148,399.92
  6. Step 6: Final answer
    x = 104,284.91

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1.5x scale

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.