Home / 43,296.14-64,943.50-13,713.92

Finding the Fourth Proportional to 43,296.14, 64,943.50 and 13,713.92

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Solution

The fourth proportional to 43,296.14, 64,943.50 and 13,713.92 is: 20,570.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,296.14 : 64,943.50 = 13,713.92 : x
  2. Step 2: Convert to fraction form
    43,296.14/64,943.50 = 13,713.92/x
  3. Step 3: Cross multiply
    43,296.14x = 64,943.50 × 13,713.92
  4. Step 4: Simplify right side
    43,296.14x = 890,629,963.52
  5. Step 5: Solve for x
    x = 890,629,963.52/43,296.14
  6. Step 6: Final answer
    x = 20,570.66

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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.