Home / 113,265.54-156,314.57-67,945.41

Finding the Fourth Proportional to 113,265.54, 156,314.57 and 67,945.41

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Solution

The fourth proportional to 113,265.54, 156,314.57 and 67,945.41 is: 93,769.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,265.54 : 156,314.57 = 67,945.41 : x
  2. Step 2: Convert to fraction form
    113,265.54/156,314.57 = 67,945.41/x
  3. Step 3: Cross multiply
    113,265.54x = 156,314.57 × 67,945.41
  4. Step 4: Simplify right side
    113,265.54x = 10,620,857,207.90
  5. Step 5: Solve for x
    x = 10,620,857,207.90/113,265.54
  6. Step 6: Final answer
    x = 93,769.54

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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.