Home / 49,127.52-67,785.84-28,983.36

Finding the Fourth Proportional to 49,127.52, 67,785.84 and 28,983.36

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Solution

The fourth proportional to 49,127.52, 67,785.84 and 28,983.36 is: 39,991.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,127.52 : 67,785.84 = 28,983.36 : x
  2. Step 2: Convert to fraction form
    49,127.52/67,785.84 = 28,983.36/x
  3. Step 3: Cross multiply
    49,127.52x = 67,785.84 × 28,983.36
  4. Step 4: Simplify right side
    49,127.52x = 1,964,661,403.62
  5. Step 5: Solve for x
    x = 1,964,661,403.62/49,127.52
  6. Step 6: Final answer
    x = 39,991.06

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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.