Home / 43,868.96-65,761.68-14,265.98

Finding the Fourth Proportional to 43,868.96, 65,761.68 and 14,265.98

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Solution

The fourth proportional to 43,868.96, 65,761.68 and 14,265.98 is: 21,385.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,868.96 : 65,761.68 = 14,265.98 : x
  2. Step 2: Convert to fraction form
    43,868.96/65,761.68 = 14,265.98/x
  3. Step 3: Cross multiply
    43,868.96x = 65,761.68 × 14,265.98
  4. Step 4: Simplify right side
    43,868.96x = 938,154,811.65
  5. Step 5: Solve for x
    x = 938,154,811.65/43,868.96
  6. Step 6: Final answer
    x = 21,385.39

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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.