Home / 165,283.47-228,096-93,661.11

Finding the Fourth Proportional to 165,283.47, 228,096 and 93,661.11

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Solution

The fourth proportional to 165,283.47, 228,096 and 93,661.11 is: 129,255.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,283.47 : 228,096 = 93,661.11 : x
  2. Step 2: Convert to fraction form
    165,283.47/228,096 = 93,661.11/x
  3. Step 3: Cross multiply
    165,283.47x = 228,096 × 93,661.11
  4. Step 4: Simplify right side
    165,283.47x = 21,363,724,546.56
  5. Step 5: Solve for x
    x = 21,363,724,546.56/165,283.47
  6. Step 6: Final answer
    x = 129,255.06

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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.