Home / 49,448.54-74,200.49-19,887.13

Finding the Fourth Proportional to 49,448.54, 74,200.49 and 19,887.13

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Solution

The fourth proportional to 49,448.54, 74,200.49 and 19,887.13 is: 29,841.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,448.54 : 74,200.49 = 19,887.13 : x
  2. Step 2: Convert to fraction form
    49,448.54/74,200.49 = 19,887.13/x
  3. Step 3: Cross multiply
    49,448.54x = 74,200.49 × 19,887.13
  4. Step 4: Simplify right side
    49,448.54x = 1,475,634,790.69
  5. Step 5: Solve for x
    x = 1,475,634,790.69/49,448.54
  6. Step 6: Final answer
    x = 29,841.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.