Home / 165,636.11-228,560.67-93,047.15

Finding the Fourth Proportional to 165,636.11, 228,560.67 and 93,047.15

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Solution

The fourth proportional to 165,636.11, 228,560.67 and 93,047.15 is: 128,395.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,636.11 : 228,560.67 = 93,047.15 : x
  2. Step 2: Convert to fraction form
    165,636.11/228,560.67 = 93,047.15/x
  3. Step 3: Cross multiply
    165,636.11x = 228,560.67 × 93,047.15
  4. Step 4: Simplify right side
    165,636.11x = 21,266,919,516.99
  5. Step 5: Solve for x
    x = 21,266,919,516.99/165,636.11
  6. Step 6: Final answer
    x = 128,395.43

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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.