Home / 247,824.12-341,986.14-140,391.96

Finding the Fourth Proportional to 247,824.12, 341,986.14 and 140,391.96

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Solution

The fourth proportional to 247,824.12, 341,986.14 and 140,391.96 is: 193,734.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,824.12 : 341,986.14 = 140,391.96 : x
  2. Step 2: Convert to fraction form
    247,824.12/341,986.14 = 140,391.96/x
  3. Step 3: Cross multiply
    247,824.12x = 341,986.14 × 140,391.96
  4. Step 4: Simplify right side
    247,824.12x = 48,012,104,487.43
  5. Step 5: Solve for x
    x = 48,012,104,487.43/247,824.12
  6. Step 6: Final answer
    x = 193,734.59

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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.