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Finding the Fourth Proportional to 32,994.78, 45,521.46 and 18,652.92

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Solution

The fourth proportional to 32,994.78, 45,521.46 and 18,652.92 is: 25,734.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,994.78 : 45,521.46 = 18,652.92 : x
  2. Step 2: Convert to fraction form
    32,994.78/45,521.46 = 18,652.92/x
  3. Step 3: Cross multiply
    32,994.78x = 45,521.46 × 18,652.92
  4. Step 4: Simplify right side
    32,994.78x = 849,108,151.66
  5. Step 5: Solve for x
    x = 849,108,151.66/32,994.78
  6. Step 6: Final answer
    x = 25,734.62

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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.