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Finding the Fourth Proportional to 29,527.44, 40,737.65 and 18,922.92

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Solution

The fourth proportional to 29,527.44, 40,737.65 and 18,922.92 is: 26,107.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,527.44 : 40,737.65 = 18,922.92 : x
  2. Step 2: Convert to fraction form
    29,527.44/40,737.65 = 18,922.92/x
  3. Step 3: Cross multiply
    29,527.44x = 40,737.65 × 18,922.92
  4. Step 4: Simplify right side
    29,527.44x = 770,875,197.32
  5. Step 5: Solve for x
    x = 770,875,197.32/29,527.44
  6. Step 6: Final answer
    x = 26,107.08

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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.