Home / 50,162.60-74,801.78-49,712.92

Finding the Fourth Proportional to 50,162.60, 74,801.78 and 49,712.92

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Solution

The fourth proportional to 50,162.60, 74,801.78 and 49,712.92 is: 74,131.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,162.60 : 74,801.78 = 49,712.92 : x
  2. Step 2: Convert to fraction form
    50,162.60/74,801.78 = 49,712.92/x
  3. Step 3: Cross multiply
    50,162.60x = 74,801.78 × 49,712.92
  4. Step 4: Simplify right side
    50,162.60x = 3,718,614,905.00
  5. Step 5: Solve for x
    x = 3,718,614,905.00/50,162.60
  6. Step 6: Final answer
    x = 74,131.22

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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.