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Finding the Fourth Proportional to 50,048.91, 69,064.50 and 27,383.40

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Solution

The fourth proportional to 50,048.91, 69,064.50 and 27,383.40 is: 37,787.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,048.91 : 69,064.50 = 27,383.40 : x
  2. Step 2: Convert to fraction form
    50,048.91/69,064.50 = 27,383.40/x
  3. Step 3: Cross multiply
    50,048.91x = 69,064.50 × 27,383.40
  4. Step 4: Simplify right side
    50,048.91x = 1,891,220,829.30
  5. Step 5: Solve for x
    x = 1,891,220,829.30/50,048.91
  6. Step 6: Final answer
    x = 37,787.45

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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.