Home / 50,161.73-74,800.47-49,712.04

Finding the Fourth Proportional to 50,161.73, 74,800.47 and 49,712.04

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Solution

The fourth proportional to 50,161.73, 74,800.47 and 49,712.04 is: 74,129.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,161.73 : 74,800.47 = 49,712.04 : x
  2. Step 2: Convert to fraction form
    50,161.73/74,800.47 = 49,712.04/x
  3. Step 3: Cross multiply
    50,161.73x = 74,800.47 × 49,712.04
  4. Step 4: Simplify right side
    50,161.73x = 3,718,484,143.08
  5. Step 5: Solve for x
    x = 3,718,484,143.08/50,161.73
  6. Step 6: Final answer
    x = 74,129.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.