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Finding the Fourth Proportional to 32,697.56, 45,121.30 and 18,550.10

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Solution

The fourth proportional to 32,697.56, 45,121.30 and 18,550.10 is: 25,598.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,697.56 : 45,121.30 = 18,550.10 : x
  2. Step 2: Convert to fraction form
    32,697.56/45,121.30 = 18,550.10/x
  3. Step 3: Cross multiply
    32,697.56x = 45,121.30 × 18,550.10
  4. Step 4: Simplify right side
    32,697.56x = 837,004,355.15
  5. Step 5: Solve for x
    x = 837,004,355.15/32,697.56
  6. Step 6: Final answer
    x = 25,598.38

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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.