Home / 49,320.43-73,981.17-14,260.39

Finding the Fourth Proportional to 49,320.43, 73,981.17 and 14,260.39

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Solution

The fourth proportional to 49,320.43, 73,981.17 and 14,260.39 is: 21,390.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,320.43 : 73,981.17 = 14,260.39 : x
  2. Step 2: Convert to fraction form
    49,320.43/73,981.17 = 14,260.39/x
  3. Step 3: Cross multiply
    49,320.43x = 73,981.17 × 14,260.39
  4. Step 4: Simplify right side
    49,320.43x = 1,055,000,336.86
  5. Step 5: Solve for x
    x = 1,055,000,336.86/49,320.43
  6. Step 6: Final answer
    x = 21,390.74

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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.