Home / 29,073.30-43,632.03-21,302.42

Finding the Fourth Proportional to 29,073.30, 43,632.03 and 21,302.42

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Solution

The fourth proportional to 29,073.30, 43,632.03 and 21,302.42 is: 31,969.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,073.30 : 43,632.03 = 21,302.42 : x
  2. Step 2: Convert to fraction form
    29,073.30/43,632.03 = 21,302.42/x
  3. Step 3: Cross multiply
    29,073.30x = 43,632.03 × 21,302.42
  4. Step 4: Simplify right side
    29,073.30x = 929,467,828.51
  5. Step 5: Solve for x
    x = 929,467,828.51/29,073.30
  6. Step 6: Final answer
    x = 31,969.81

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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.