Home / 53,836.98-80,743.11-15,876.46

Finding the Fourth Proportional to 53,836.98, 80,743.11 and 15,876.46

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Solution

The fourth proportional to 53,836.98, 80,743.11 and 15,876.46 is: 23,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,836.98 : 80,743.11 = 15,876.46 : x
  2. Step 2: Convert to fraction form
    53,836.98/80,743.11 = 15,876.46/x
  3. Step 3: Cross multiply
    53,836.98x = 80,743.11 × 15,876.46
  4. Step 4: Simplify right side
    53,836.98x = 1,281,914,756.19
  5. Step 5: Solve for x
    x = 1,281,914,756.19/53,836.98
  6. Step 6: Final answer
    x = 23,811.05

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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.