Home / 53,999.20-81,034.95-22,409.29

Finding the Fourth Proportional to 53,999.20, 81,034.95 and 22,409.29

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Solution

The fourth proportional to 53,999.20, 81,034.95 and 22,409.29 is: 33,628.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,999.20 : 81,034.95 = 22,409.29 : x
  2. Step 2: Convert to fraction form
    53,999.20/81,034.95 = 22,409.29/x
  3. Step 3: Cross multiply
    53,999.20x = 81,034.95 × 22,409.29
  4. Step 4: Simplify right side
    53,999.20x = 1,815,935,880.01
  5. Step 5: Solve for x
    x = 1,815,935,880.01/53,999.20
  6. Step 6: Final answer
    x = 33,628.94

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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.