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Finding the Fourth Proportional to 52,369.97, 72,272.37 and 28,497.56

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Solution

The fourth proportional to 52,369.97, 72,272.37 and 28,497.56 is: 39,327.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,369.97 : 72,272.37 = 28,497.56 : x
  2. Step 2: Convert to fraction form
    52,369.97/72,272.37 = 28,497.56/x
  3. Step 3: Cross multiply
    52,369.97x = 72,272.37 × 28,497.56
  4. Step 4: Simplify right side
    52,369.97x = 2,059,585,839.06
  5. Step 5: Solve for x
    x = 2,059,585,839.06/52,369.97
  6. Step 6: Final answer
    x = 39,327.62

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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.