Home / 165,397.77-228,241.98-93,782.61

Finding the Fourth Proportional to 165,397.77, 228,241.98 and 93,782.61

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Solution

The fourth proportional to 165,397.77, 228,241.98 and 93,782.61 is: 129,416.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,397.77 : 228,241.98 = 93,782.61 : x
  2. Step 2: Convert to fraction form
    165,397.77/228,241.98 = 93,782.61/x
  3. Step 3: Cross multiply
    165,397.77x = 228,241.98 × 93,782.61
  4. Step 4: Simplify right side
    165,397.77x = 21,405,128,595.97
  5. Step 5: Solve for x
    x = 21,405,128,595.97/165,397.77
  6. Step 6: Final answer
    x = 129,416.07

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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.