Home / 165,007.35-227,710.40-89,556.03

Finding the Fourth Proportional to 165,007.35, 227,710.40 and 89,556.03

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Solution

The fourth proportional to 165,007.35, 227,710.40 and 89,556.03 is: 123,587.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,007.35 : 227,710.40 = 89,556.03 : x
  2. Step 2: Convert to fraction form
    165,007.35/227,710.40 = 89,556.03/x
  3. Step 3: Cross multiply
    165,007.35x = 227,710.40 × 89,556.03
  4. Step 4: Simplify right side
    165,007.35x = 20,392,838,965.93
  5. Step 5: Solve for x
    x = 20,392,838,965.93/165,007.35
  6. Step 6: Final answer
    x = 123,587.46

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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.