Home / 50,477.25-69,660.05-28,122.69

Finding the Fourth Proportional to 50,477.25, 69,660.05 and 28,122.69

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Solution

The fourth proportional to 50,477.25, 69,660.05 and 28,122.69 is: 38,810.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,477.25 : 69,660.05 = 28,122.69 : x
  2. Step 2: Convert to fraction form
    50,477.25/69,660.05 = 28,122.69/x
  3. Step 3: Cross multiply
    50,477.25x = 69,660.05 × 28,122.69
  4. Step 4: Simplify right side
    50,477.25x = 1,959,027,850.92
  5. Step 5: Solve for x
    x = 1,959,027,850.92/50,477.25
  6. Step 6: Final answer
    x = 38,810.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.