Home / 49,006.80-67,627.20-27,787.44

Finding the Fourth Proportional to 49,006.80, 67,627.20 and 27,787.44

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Solution

The fourth proportional to 49,006.80, 67,627.20 and 27,787.44 is: 38,345.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,006.80 : 67,627.20 = 27,787.44 : x
  2. Step 2: Convert to fraction form
    49,006.80/67,627.20 = 27,787.44/x
  3. Step 3: Cross multiply
    49,006.80x = 67,627.20 × 27,787.44
  4. Step 4: Simplify right side
    49,006.80x = 1,879,186,762.37
  5. Step 5: Solve for x
    x = 1,879,186,762.37/49,006.80
  6. Step 6: Final answer
    x = 38,345.43

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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.