Home / 107,042.70-160,565.67-40,514.16

Finding the Fourth Proportional to 107,042.70, 160,565.67 and 40,514.16

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Solution

The fourth proportional to 107,042.70, 160,565.67 and 40,514.16 is: 60,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,042.70 : 160,565.67 = 40,514.16 : x
  2. Step 2: Convert to fraction form
    107,042.70/160,565.67 = 40,514.16/x
  3. Step 3: Cross multiply
    107,042.70x = 160,565.67 × 40,514.16
  4. Step 4: Simplify right side
    107,042.70x = 6,505,183,244.89
  5. Step 5: Solve for x
    x = 6,505,183,244.89/107,042.70
  6. Step 6: Final answer
    x = 60,771.85

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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.