Home / 43,601.52-65,412-12,437.04

Finding the Fourth Proportional to 43,601.52, 65,412 and 12,437.04

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Solution

The fourth proportional to 43,601.52, 65,412 and 12,437.04 is: 18,658.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,601.52 : 65,412 = 12,437.04 : x
  2. Step 2: Convert to fraction form
    43,601.52/65,412 = 12,437.04/x
  3. Step 3: Cross multiply
    43,601.52x = 65,412 × 12,437.04
  4. Step 4: Simplify right side
    43,601.52x = 813,531,660.48
  5. Step 5: Solve for x
    x = 813,531,660.48/43,601.52
  6. Step 6: Final answer
    x = 18,658.33

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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.