Home / 53,563.56-80,352.32-19,824.99

Finding the Fourth Proportional to 53,563.56, 80,352.32 and 19,824.99

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Solution

The fourth proportional to 53,563.56, 80,352.32 and 19,824.99 is: 29,740.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,563.56 : 80,352.32 = 19,824.99 : x
  2. Step 2: Convert to fraction form
    53,563.56/80,352.32 = 19,824.99/x
  3. Step 3: Cross multiply
    53,563.56x = 80,352.32 × 19,824.99
  4. Step 4: Simplify right side
    53,563.56x = 1,592,983,841.35
  5. Step 5: Solve for x
    x = 1,592,983,841.35/53,563.56
  6. Step 6: Final answer
    x = 29,740.07

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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.