Home / 43,534.27-65,302.04-12,369.61

Finding the Fourth Proportional to 43,534.27, 65,302.04 and 12,369.61

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Solution

The fourth proportional to 43,534.27, 65,302.04 and 12,369.61 is: 18,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,534.27 : 65,302.04 = 12,369.61 : x
  2. Step 2: Convert to fraction form
    43,534.27/65,302.04 = 12,369.61/x
  3. Step 3: Cross multiply
    43,534.27x = 65,302.04 × 12,369.61
  4. Step 4: Simplify right side
    43,534.27x = 807,760,767.00
  5. Step 5: Solve for x
    x = 807,760,767.00/43,534.27
  6. Step 6: Final answer
    x = 18,554.60

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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.