Home / 107,068.59-160,540.63-40,513.86

Finding the Fourth Proportional to 107,068.59, 160,540.63 and 40,513.86

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Solution

The fourth proportional to 107,068.59, 160,540.63 and 40,513.86 is: 60,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,068.59 : 160,540.63 = 40,513.86 : x
  2. Step 2: Convert to fraction form
    107,068.59/160,540.63 = 40,513.86/x
  3. Step 3: Cross multiply
    107,068.59x = 160,540.63 × 40,513.86
  4. Step 4: Simplify right side
    107,068.59x = 6,504,120,608.13
  5. Step 5: Solve for x
    x = 6,504,120,608.13/107,068.59
  6. Step 6: Final answer
    x = 60,747.23

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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.