Home / 47,781.88-71,675.55-14,503.03

Finding the Fourth Proportional to 47,781.88, 71,675.55 and 14,503.03

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Solution

The fourth proportional to 47,781.88, 71,675.55 and 14,503.03 is: 21,755.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,781.88 : 71,675.55 = 14,503.03 : x
  2. Step 2: Convert to fraction form
    47,781.88/71,675.55 = 14,503.03/x
  3. Step 3: Cross multiply
    47,781.88x = 71,675.55 × 14,503.03
  4. Step 4: Simplify right side
    47,781.88x = 1,039,512,221.02
  5. Step 5: Solve for x
    x = 1,039,512,221.02/47,781.88
  6. Step 6: Final answer
    x = 21,755.37

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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.