Home / 49,383.45-68,153.10-28,164.27

Finding the Fourth Proportional to 49,383.45, 68,153.10 and 28,164.27

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Solution

The fourth proportional to 49,383.45, 68,153.10 and 28,164.27 is: 38,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,383.45 : 68,153.10 = 28,164.27 : x
  2. Step 2: Convert to fraction form
    49,383.45/68,153.10 = 28,164.27/x
  3. Step 3: Cross multiply
    49,383.45x = 68,153.10 × 28,164.27
  4. Step 4: Simplify right side
    49,383.45x = 1,919,482,309.74
  5. Step 5: Solve for x
    x = 1,919,482,309.74/49,383.45
  6. Step 6: Final answer
    x = 38,868.94

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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.