Home / 165,436.20-228,294.18-93,810.60

Finding the Fourth Proportional to 165,436.20, 228,294.18 and 93,810.60

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Solution

The fourth proportional to 165,436.20, 228,294.18 and 93,810.60 is: 129,454.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,436.20 : 228,294.18 = 93,810.60 : x
  2. Step 2: Convert to fraction form
    165,436.20/228,294.18 = 93,810.60/x
  3. Step 3: Cross multiply
    165,436.20x = 228,294.18 × 93,810.60
  4. Step 4: Simplify right side
    165,436.20x = 21,416,414,002.31
  5. Step 5: Solve for x
    x = 21,416,414,002.31/165,436.20
  6. Step 6: Final answer
    x = 129,454.22

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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.