Home / 165,439.41-228,346.95-93,861.33

Finding the Fourth Proportional to 165,439.41, 228,346.95 and 93,861.33

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Solution

The fourth proportional to 165,439.41, 228,346.95 and 93,861.33 is: 129,551.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,439.41 : 228,346.95 = 93,861.33 : x
  2. Step 2: Convert to fraction form
    165,439.41/228,346.95 = 93,861.33/x
  3. Step 3: Cross multiply
    165,439.41x = 228,346.95 × 93,861.33
  4. Step 4: Simplify right side
    165,439.41x = 21,432,948,428.44
  5. Step 5: Solve for x
    x = 21,432,948,428.44/165,439.41
  6. Step 6: Final answer
    x = 129,551.65

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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.