Home / 49,305.30-68,044.05-28,091.22

Finding the Fourth Proportional to 49,305.30, 68,044.05 and 28,091.22

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Solution

The fourth proportional to 49,305.30, 68,044.05 and 28,091.22 is: 38,767.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,305.30 : 68,044.05 = 28,091.22 : x
  2. Step 2: Convert to fraction form
    49,305.30/68,044.05 = 28,091.22/x
  3. Step 3: Cross multiply
    49,305.30x = 68,044.05 × 28,091.22
  4. Step 4: Simplify right side
    49,305.30x = 1,911,440,378.24
  5. Step 5: Solve for x
    x = 1,911,440,378.24/49,305.30
  6. Step 6: Final answer
    x = 38,767.44

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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.