Home / 49,200.22-67,890.03-27,979.93

Finding the Fourth Proportional to 49,200.22, 67,890.03 and 27,979.93

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Solution

The fourth proportional to 49,200.22, 67,890.03 and 27,979.93 is: 38,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,200.22 : 67,890.03 = 27,979.93 : x
  2. Step 2: Convert to fraction form
    49,200.22/67,890.03 = 27,979.93/x
  3. Step 3: Cross multiply
    49,200.22x = 67,890.03 × 27,979.93
  4. Step 4: Simplify right side
    49,200.22x = 1,899,558,287.10
  5. Step 5: Solve for x
    x = 1,899,558,287.10/49,200.22
  6. Step 6: Final answer
    x = 38,608.74

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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.