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Finding the Fourth Proportional to 32,008.50, 44,165.13 and 18,393.91

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Solution

The fourth proportional to 32,008.50, 44,165.13 and 18,393.91 is: 25,379.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,008.50 : 44,165.13 = 18,393.91 : x
  2. Step 2: Convert to fraction form
    32,008.50/44,165.13 = 18,393.91/x
  3. Step 3: Cross multiply
    32,008.50x = 44,165.13 × 18,393.91
  4. Step 4: Simplify right side
    32,008.50x = 812,369,426.36
  5. Step 5: Solve for x
    x = 812,369,426.36/32,008.50
  6. Step 6: Final answer
    x = 25,379.80

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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.