Home / 53,874.20-80,783.63-28,935.24

Finding the Fourth Proportional to 53,874.20, 80,783.63 and 28,935.24

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Solution

The fourth proportional to 53,874.20, 80,783.63 and 28,935.24 is: 43,388.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,874.20 : 80,783.63 = 28,935.24 : x
  2. Step 2: Convert to fraction form
    53,874.20/80,783.63 = 28,935.24/x
  3. Step 3: Cross multiply
    53,874.20x = 80,783.63 × 28,935.24
  4. Step 4: Simplify right side
    53,874.20x = 2,337,493,722.12
  5. Step 5: Solve for x
    x = 2,337,493,722.12/53,874.20
  6. Step 6: Final answer
    x = 43,388.00

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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.