Home / 43,702.40-65,553.60-26,163.20

Finding the Fourth Proportional to 43,702.40, 65,553.60 and 26,163.20

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Solution

The fourth proportional to 43,702.40, 65,553.60 and 26,163.20 is: 39,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,702.40 : 65,553.60 = 26,163.20 : x
  2. Step 2: Convert to fraction form
    43,702.40/65,553.60 = 26,163.20/x
  3. Step 3: Cross multiply
    43,702.40x = 65,553.60 × 26,163.20
  4. Step 4: Simplify right side
    43,702.40x = 1,715,091,947.52
  5. Step 5: Solve for x
    x = 1,715,091,947.52/43,702.40
  6. Step 6: Final answer
    x = 39,244.80

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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.