Home / 57,881.81-86,826.09-22,343.31

Finding the Fourth Proportional to 57,881.81, 86,826.09 and 22,343.31

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Solution

The fourth proportional to 57,881.81, 86,826.09 and 22,343.31 is: 33,516.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,881.81 : 86,826.09 = 22,343.31 : x
  2. Step 2: Convert to fraction form
    57,881.81/86,826.09 = 22,343.31/x
  3. Step 3: Cross multiply
    57,881.81x = 86,826.09 × 22,343.31
  4. Step 4: Simplify right side
    57,881.81x = 1,939,982,244.96
  5. Step 5: Solve for x
    x = 1,939,982,244.96/57,881.81
  6. Step 6: Final answer
    x = 33,516.27

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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.