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Finding the Fourth Proportional to 32,706.56, 45,133.80 and 18,558.56

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Solution

The fourth proportional to 32,706.56, 45,133.80 and 18,558.56 is: 25,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,706.56 : 45,133.80 = 18,558.56 : x
  2. Step 2: Convert to fraction form
    32,706.56/45,133.80 = 18,558.56/x
  3. Step 3: Cross multiply
    32,706.56x = 45,133.80 × 18,558.56
  4. Step 4: Simplify right side
    32,706.56x = 837,618,335.33
  5. Step 5: Solve for x
    x = 837,618,335.33/32,706.56
  6. Step 6: Final answer
    x = 25,610.10

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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.