Home / 140,550.27-210,726.18-51,792.09

Finding the Fourth Proportional to 140,550.27, 210,726.18 and 51,792.09

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Solution

The fourth proportional to 140,550.27, 210,726.18 and 51,792.09 is: 77,651.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,550.27 : 210,726.18 = 51,792.09 : x
  2. Step 2: Convert to fraction form
    140,550.27/210,726.18 = 51,792.09/x
  3. Step 3: Cross multiply
    140,550.27x = 210,726.18 × 51,792.09
  4. Step 4: Simplify right side
    140,550.27x = 10,913,949,279.92
  5. Step 5: Solve for x
    x = 10,913,949,279.92/140,550.27
  6. Step 6: Final answer
    x = 77,651.57

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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.