Home / 662,581.41-993,861.17-163,945.41

Finding the Fourth Proportional to 662,581.41, 993,861.17 and 163,945.41

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Solution

The fourth proportional to 662,581.41, 993,861.17 and 163,945.41 is: 245,915.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,581.41 : 993,861.17 = 163,945.41 : x
  2. Step 2: Convert to fraction form
    662,581.41/993,861.17 = 163,945.41/x
  3. Step 3: Cross multiply
    662,581.41x = 993,861.17 × 163,945.41
  4. Step 4: Simplify right side
    662,581.41x = 162,938,976,998.73
  5. Step 5: Solve for x
    x = 162,938,976,998.73/662,581.41
  6. Step 6: Final answer
    x = 245,915.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.