Home / 53,983.29-80,986.54-16,545.95

Finding the Fourth Proportional to 53,983.29, 80,986.54 and 16,545.95

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Solution

The fourth proportional to 53,983.29, 80,986.54 and 16,545.95 is: 24,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,983.29 : 80,986.54 = 16,545.95 : x
  2. Step 2: Convert to fraction form
    53,983.29/80,986.54 = 16,545.95/x
  3. Step 3: Cross multiply
    53,983.29x = 80,986.54 × 16,545.95
  4. Step 4: Simplify right side
    53,983.29x = 1,339,998,795.22
  5. Step 5: Solve for x
    x = 1,339,998,795.22/53,983.29
  6. Step 6: Final answer
    x = 24,822.47

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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.