Home / 165,654.87-228,543.69-93,993.39

Finding the Fourth Proportional to 165,654.87, 228,543.69 and 93,993.39

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Solution

The fourth proportional to 165,654.87, 228,543.69 and 93,993.39 is: 129,676.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,654.87 : 228,543.69 = 93,993.39 : x
  2. Step 2: Convert to fraction form
    165,654.87/228,543.69 = 93,993.39/x
  3. Step 3: Cross multiply
    165,654.87x = 228,543.69 × 93,993.39
  4. Step 4: Simplify right side
    165,654.87x = 21,481,596,186.21
  5. Step 5: Solve for x
    x = 21,481,596,186.21/165,654.87
  6. Step 6: Final answer
    x = 129,676.82

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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.