Home / 165,240.71-228,013.67-93,605.39

Finding the Fourth Proportional to 165,240.71, 228,013.67 and 93,605.39

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Solution

The fourth proportional to 165,240.71, 228,013.67 and 93,605.39 is: 129,164.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,240.71 : 228,013.67 = 93,605.39 : x
  2. Step 2: Convert to fraction form
    165,240.71/228,013.67 = 93,605.39/x
  3. Step 3: Cross multiply
    165,240.71x = 228,013.67 × 93,605.39
  4. Step 4: Simplify right side
    165,240.71x = 21,343,306,897.59
  5. Step 5: Solve for x
    x = 21,343,306,897.59/165,240.71
  6. Step 6: Final answer
    x = 129,164.95

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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.