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Finding the Fourth Proportional to 32,796.66, 45,259.16 and 18,649.50

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Solution

The fourth proportional to 32,796.66, 45,259.16 and 18,649.50 is: 25,736.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,796.66 : 45,259.16 = 18,649.50 : x
  2. Step 2: Convert to fraction form
    32,796.66/45,259.16 = 18,649.50/x
  3. Step 3: Cross multiply
    32,796.66x = 45,259.16 × 18,649.50
  4. Step 4: Simplify right side
    32,796.66x = 844,060,704.42
  5. Step 5: Solve for x
    x = 844,060,704.42/32,796.66
  6. Step 6: Final answer
    x = 25,736.18

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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.