Home / 74,842.07-103,246.22-50,651.48

Finding the Fourth Proportional to 74,842.07, 103,246.22 and 50,651.48

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Solution

The fourth proportional to 74,842.07, 103,246.22 and 50,651.48 is: 69,874.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,842.07 : 103,246.22 = 50,651.48 : x
  2. Step 2: Convert to fraction form
    74,842.07/103,246.22 = 50,651.48/x
  3. Step 3: Cross multiply
    74,842.07x = 103,246.22 × 50,651.48
  4. Step 4: Simplify right side
    74,842.07x = 5,229,573,077.92
  5. Step 5: Solve for x
    x = 5,229,573,077.92/74,842.07
  6. Step 6: Final answer
    x = 69,874.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.