Home / 53,721.60-80,563.20-24,153.60

Finding the Fourth Proportional to 53,721.60, 80,563.20 and 24,153.60

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Solution

The fourth proportional to 53,721.60, 80,563.20 and 24,153.60 is: 36,221.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,721.60 : 80,563.20 = 24,153.60 : x
  2. Step 2: Convert to fraction form
    53,721.60/80,563.20 = 24,153.60/x
  3. Step 3: Cross multiply
    53,721.60x = 80,563.20 × 24,153.60
  4. Step 4: Simplify right side
    53,721.60x = 1,945,891,307.52
  5. Step 5: Solve for x
    x = 1,945,891,307.52/53,721.60
  6. Step 6: Final answer
    x = 36,221.77

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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.