Home / 163,221.24-225,301.50-102,893.52

Finding the Fourth Proportional to 163,221.24, 225,301.50 and 102,893.52

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Solution

The fourth proportional to 163,221.24, 225,301.50 and 102,893.52 is: 142,028.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,221.24 : 225,301.50 = 102,893.52 : x
  2. Step 2: Convert to fraction form
    163,221.24/225,301.50 = 102,893.52/x
  3. Step 3: Cross multiply
    163,221.24x = 225,301.50 × 102,893.52
  4. Step 4: Simplify right side
    163,221.24x = 23,182,064,396.28
  5. Step 5: Solve for x
    x = 23,182,064,396.28/163,221.24
  6. Step 6: Final answer
    x = 142,028.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.