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Finding the Fourth Proportional to 43,333.56, 65,008.02 and 16,315.32

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Solution

The fourth proportional to 43,333.56, 65,008.02 and 16,315.32 is: 24,475.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,333.56 : 65,008.02 = 16,315.32 : x
  2. Step 2: Convert to fraction form
    43,333.56/65,008.02 = 16,315.32/x
  3. Step 3: Cross multiply
    43,333.56x = 65,008.02 × 16,315.32
  4. Step 4: Simplify right side
    43,333.56x = 1,060,626,648.87
  5. Step 5: Solve for x
    x = 1,060,626,648.87/43,333.56
  6. Step 6: Final answer
    x = 24,475.87

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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.