Home / 57,703.22-86,566.05-22,161.94

Finding the Fourth Proportional to 57,703.22, 86,566.05 and 22,161.94

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Solution

The fourth proportional to 57,703.22, 86,566.05 and 22,161.94 is: 33,247.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,703.22 : 86,566.05 = 22,161.94 : x
  2. Step 2: Convert to fraction form
    57,703.22/86,566.05 = 22,161.94/x
  3. Step 3: Cross multiply
    57,703.22x = 86,566.05 × 22,161.94
  4. Step 4: Simplify right side
    57,703.22x = 1,918,471,389.72
  5. Step 5: Solve for x
    x = 1,918,471,389.72/57,703.22
  6. Step 6: Final answer
    x = 33,247.22

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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.