Home / 52,911.86-73,019.25-29,040.75

Finding the Fourth Proportional to 52,911.86, 73,019.25 and 29,040.75

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Solution

The fourth proportional to 52,911.86, 73,019.25 and 29,040.75 is: 40,076.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,911.86 : 73,019.25 = 29,040.75 : x
  2. Step 2: Convert to fraction form
    52,911.86/73,019.25 = 29,040.75/x
  3. Step 3: Cross multiply
    52,911.86x = 73,019.25 × 29,040.75
  4. Step 4: Simplify right side
    52,911.86x = 2,120,533,784.44
  5. Step 5: Solve for x
    x = 2,120,533,784.44/52,911.86
  6. Step 6: Final answer
    x = 40,076.72

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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.