Home / 49,057.60-73,550.40-19,460.80

Finding the Fourth Proportional to 49,057.60, 73,550.40 and 19,460.80

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Solution

The fourth proportional to 49,057.60, 73,550.40 and 19,460.80 is: 29,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,057.60 : 73,550.40 = 19,460.80 : x
  2. Step 2: Convert to fraction form
    49,057.60/73,550.40 = 19,460.80/x
  3. Step 3: Cross multiply
    49,057.60x = 73,550.40 × 19,460.80
  4. Step 4: Simplify right side
    49,057.60x = 1,431,349,624.32
  5. Step 5: Solve for x
    x = 1,431,349,624.32/49,057.60
  6. Step 6: Final answer
    x = 29,176.92

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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.