Home / 49,305.69-68,040.54-28,091.79

Finding the Fourth Proportional to 49,305.69, 68,040.54 and 28,091.79

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Solution

The fourth proportional to 49,305.69, 68,040.54 and 28,091.79 is: 38,765.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,305.69 : 68,040.54 = 28,091.79 : x
  2. Step 2: Convert to fraction form
    49,305.69/68,040.54 = 28,091.79/x
  3. Step 3: Cross multiply
    49,305.69x = 68,040.54 × 28,091.79
  4. Step 4: Simplify right side
    49,305.69x = 1,911,380,561.17
  5. Step 5: Solve for x
    x = 1,911,380,561.17/49,305.69
  6. Step 6: Final answer
    x = 38,765.92

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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.