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Finding the Fourth Proportional to 32,561.60, 48,696.60 and 27,312.80

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Solution

The fourth proportional to 32,561.60, 48,696.60 and 27,312.80 is: 40,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,561.60 : 48,696.60 = 27,312.80 : x
  2. Step 2: Convert to fraction form
    32,561.60/48,696.60 = 27,312.80/x
  3. Step 3: Cross multiply
    32,561.60x = 48,696.60 × 27,312.80
  4. Step 4: Simplify right side
    32,561.60x = 1,330,040,496.48
  5. Step 5: Solve for x
    x = 1,330,040,496.48/32,561.60
  6. Step 6: Final answer
    x = 40,846.90

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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.