Home / 67,771.18-101,665.70-25,070.82

Finding the Fourth Proportional to 67,771.18, 101,665.70 and 25,070.82

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Solution

The fourth proportional to 67,771.18, 101,665.70 and 25,070.82 is: 37,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,771.18 : 101,665.70 = 25,070.82 : x
  2. Step 2: Convert to fraction form
    67,771.18/101,665.70 = 25,070.82/x
  3. Step 3: Cross multiply
    67,771.18x = 101,665.70 × 25,070.82
  4. Step 4: Simplify right side
    67,771.18x = 2,548,842,052.29
  5. Step 5: Solve for x
    x = 2,548,842,052.29/67,771.18
  6. Step 6: Final answer
    x = 37,609.53

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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.