Home / 49,027.60-73,505.40-19,430.80

Finding the Fourth Proportional to 49,027.60, 73,505.40 and 19,430.80

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Solution

The fourth proportional to 49,027.60, 73,505.40 and 19,430.80 is: 29,131.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,027.60 : 73,505.40 = 19,430.80 : x
  2. Step 2: Convert to fraction form
    49,027.60/73,505.40 = 19,430.80/x
  3. Step 3: Cross multiply
    49,027.60x = 73,505.40 × 19,430.80
  4. Step 4: Simplify right side
    49,027.60x = 1,428,268,726.32
  5. Step 5: Solve for x
    x = 1,428,268,726.32/49,027.60
  6. Step 6: Final answer
    x = 29,131.93

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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.