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Finding the Fourth Proportional to 58,344.44, 80,493.48 and 38,212.56

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Solution

The fourth proportional to 58,344.44, 80,493.48 and 38,212.56 is: 52,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,344.44 : 80,493.48 = 38,212.56 : x
  2. Step 2: Convert to fraction form
    58,344.44/80,493.48 = 38,212.56/x
  3. Step 3: Cross multiply
    58,344.44x = 80,493.48 × 38,212.56
  4. Step 4: Simplify right side
    58,344.44x = 3,075,861,934.11
  5. Step 5: Solve for x
    x = 3,075,861,934.11/58,344.44
  6. Step 6: Final answer
    x = 52,719.03

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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.