Home / 53,616.76-80,433.40-16,171.90

Finding the Fourth Proportional to 53,616.76, 80,433.40 and 16,171.90

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Solution

The fourth proportional to 53,616.76, 80,433.40 and 16,171.90 is: 24,260.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,616.76 : 80,433.40 = 16,171.90 : x
  2. Step 2: Convert to fraction form
    53,616.76/80,433.40 = 16,171.90/x
  3. Step 3: Cross multiply
    53,616.76x = 80,433.40 × 16,171.90
  4. Step 4: Simplify right side
    53,616.76x = 1,300,760,901.46
  5. Step 5: Solve for x
    x = 1,300,760,901.46/53,616.76
  6. Step 6: Final answer
    x = 24,260.34

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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.