Home / 67,830.48-101,755.44-25,725.96

Finding the Fourth Proportional to 67,830.48, 101,755.44 and 25,725.96

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Solution

The fourth proportional to 67,830.48, 101,755.44 and 25,725.96 is: 38,592.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,830.48 : 101,755.44 = 25,725.96 : x
  2. Step 2: Convert to fraction form
    67,830.48/101,755.44 = 25,725.96/x
  3. Step 3: Cross multiply
    67,830.48x = 101,755.44 × 25,725.96
  4. Step 4: Simplify right side
    67,830.48x = 2,617,756,379.22
  5. Step 5: Solve for x
    x = 2,617,756,379.22/67,830.48
  6. Step 6: Final answer
    x = 38,592.63

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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.