Home / 51,620.73-77,423.79-16,555.83

Finding the Fourth Proportional to 51,620.73, 77,423.79 and 16,555.83

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Solution

The fourth proportional to 51,620.73, 77,423.79 and 16,555.83 is: 24,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,620.73 : 77,423.79 = 16,555.83 : x
  2. Step 2: Convert to fraction form
    51,620.73/77,423.79 = 16,555.83/x
  3. Step 3: Cross multiply
    51,620.73x = 77,423.79 × 16,555.83
  4. Step 4: Simplify right side
    51,620.73x = 1,281,815,105.20
  5. Step 5: Solve for x
    x = 1,281,815,105.20/51,620.73
  6. Step 6: Final answer
    x = 24,831.40

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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.