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Finding the Fourth Proportional to 75,937.89, 104,773.26 and 43,670.76

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Solution

The fourth proportional to 75,937.89, 104,773.26 and 43,670.76 is: 60,253.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,937.89 : 104,773.26 = 43,670.76 : x
  2. Step 2: Convert to fraction form
    75,937.89/104,773.26 = 43,670.76/x
  3. Step 3: Cross multiply
    75,937.89x = 104,773.26 × 43,670.76
  4. Step 4: Simplify right side
    75,937.89x = 4,575,527,891.88
  5. Step 5: Solve for x
    x = 4,575,527,891.88/75,937.89
  6. Step 6: Final answer
    x = 60,253.56

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1.5x scale

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.