Home / 43,163.01-64,744.38-19,442.79

Finding the Fourth Proportional to 43,163.01, 64,744.38 and 19,442.79

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Solution

The fourth proportional to 43,163.01, 64,744.38 and 19,442.79 is: 29,164.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,163.01 : 64,744.38 = 19,442.79 : x
  2. Step 2: Convert to fraction form
    43,163.01/64,744.38 = 19,442.79/x
  3. Step 3: Cross multiply
    43,163.01x = 64,744.38 × 19,442.79
  4. Step 4: Simplify right side
    43,163.01x = 1,258,811,384.02
  5. Step 5: Solve for x
    x = 1,258,811,384.02/43,163.01
  6. Step 6: Final answer
    x = 29,164.12

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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.