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Finding the Fourth Proportional to 15,462.94, 23,200.92 and 7,572.42

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Solution

The fourth proportional to 15,462.94, 23,200.92 and 7,572.42 is: 11,361.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,462.94 : 23,200.92 = 7,572.42 : x
  2. Step 2: Convert to fraction form
    15,462.94/23,200.92 = 7,572.42/x
  3. Step 3: Cross multiply
    15,462.94x = 23,200.92 × 7,572.42
  4. Step 4: Simplify right side
    15,462.94x = 175,687,110.63
  5. Step 5: Solve for x
    x = 175,687,110.63/15,462.94
  6. Step 6: Final answer
    x = 11,361.82

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1.5x scale

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.