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Finding the Fourth Proportional to 57,612.65, 86,418.86 and 22,527.70

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Solution

The fourth proportional to 57,612.65, 86,418.86 and 22,527.70 is: 33,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,612.65 : 86,418.86 = 22,527.70 : x
  2. Step 2: Convert to fraction form
    57,612.65/86,418.86 = 22,527.70/x
  3. Step 3: Cross multiply
    57,612.65x = 86,418.86 × 22,527.70
  4. Step 4: Simplify right side
    57,612.65x = 1,946,818,152.42
  5. Step 5: Solve for x
    x = 1,946,818,152.42/57,612.65
  6. Step 6: Final answer
    x = 33,791.51

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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.