Home / 103,333.20-155,014.20-44,168.40

Finding the Fourth Proportional to 103,333.20, 155,014.20 and 44,168.40

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Solution

The fourth proportional to 103,333.20, 155,014.20 and 44,168.40 is: 66,258.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,333.20 : 155,014.20 = 44,168.40 : x
  2. Step 2: Convert to fraction form
    103,333.20/155,014.20 = 44,168.40/x
  3. Step 3: Cross multiply
    103,333.20x = 155,014.20 × 44,168.40
  4. Step 4: Simplify right side
    103,333.20x = 6,846,729,191.28
  5. Step 5: Solve for x
    x = 6,846,729,191.28/103,333.20
  6. Step 6: Final answer
    x = 66,258.76

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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.