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Finding the Fourth Proportional to 32,706.51, 45,135.46 and 18,369.44

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Solution

The fourth proportional to 32,706.51, 45,135.46 and 18,369.44 is: 25,350.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,706.51 : 45,135.46 = 18,369.44 : x
  2. Step 2: Convert to fraction form
    32,706.51/45,135.46 = 18,369.44/x
  3. Step 3: Cross multiply
    32,706.51x = 45,135.46 × 18,369.44
  4. Step 4: Simplify right side
    32,706.51x = 829,113,124.34
  5. Step 5: Solve for x
    x = 829,113,124.34/32,706.51
  6. Step 6: Final answer
    x = 25,350.09

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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.