Home / 49,532.20-74,345.34-30,755.32

Finding the Fourth Proportional to 49,532.20, 74,345.34 and 30,755.32

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Solution

The fourth proportional to 49,532.20, 74,345.34 and 30,755.32 is: 46,162.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,532.20 : 74,345.34 = 30,755.32 : x
  2. Step 2: Convert to fraction form
    49,532.20/74,345.34 = 30,755.32/x
  3. Step 3: Cross multiply
    49,532.20x = 74,345.34 × 30,755.32
  4. Step 4: Simplify right side
    49,532.20x = 2,286,514,722.21
  5. Step 5: Solve for x
    x = 2,286,514,722.21/49,532.20
  6. Step 6: Final answer
    x = 46,162.19

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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.