Home / 43,777.17-65,681.27-21,606.11

Finding the Fourth Proportional to 43,777.17, 65,681.27 and 21,606.11

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Solution

The fourth proportional to 43,777.17, 65,681.27 and 21,606.11 is: 32,416.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,777.17 : 65,681.27 = 21,606.11 : x
  2. Step 2: Convert to fraction form
    43,777.17/65,681.27 = 21,606.11/x
  3. Step 3: Cross multiply
    43,777.17x = 65,681.27 × 21,606.11
  4. Step 4: Simplify right side
    43,777.17x = 1,419,116,744.56
  5. Step 5: Solve for x
    x = 1,419,116,744.56/43,777.17
  6. Step 6: Final answer
    x = 32,416.82

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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.