Home / 165,619.68-228,553.20-94,001.76

Finding the Fourth Proportional to 165,619.68, 228,553.20 and 94,001.76

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Solution

The fourth proportional to 165,619.68, 228,553.20 and 94,001.76 is: 129,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,619.68 : 228,553.20 = 94,001.76 : x
  2. Step 2: Convert to fraction form
    165,619.68/228,553.20 = 94,001.76/x
  3. Step 3: Cross multiply
    165,619.68x = 228,553.20 × 94,001.76
  4. Step 4: Simplify right side
    165,619.68x = 21,484,403,053.63
  5. Step 5: Solve for x
    x = 21,484,403,053.63/165,619.68
  6. Step 6: Final answer
    x = 129,721.32

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1.5x scale

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.