Home / 146,403.20-219,615.60-52,896.80

Finding the Fourth Proportional to 146,403.20, 219,615.60 and 52,896.80

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Solution

The fourth proportional to 146,403.20, 219,615.60 and 52,896.80 is: 79,349.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,403.20 : 219,615.60 = 52,896.80 : x
  2. Step 2: Convert to fraction form
    146,403.20/219,615.60 = 52,896.80/x
  3. Step 3: Cross multiply
    146,403.20x = 219,615.60 × 52,896.80
  4. Step 4: Simplify right side
    146,403.20x = 11,616,962,470.08
  5. Step 5: Solve for x
    x = 11,616,962,470.08/146,403.20
  6. Step 6: Final answer
    x = 79,349.10

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