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Finding the Fourth Proportional to 71,223.81, 98,308.29 and 44,350.44

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Solution

The fourth proportional to 71,223.81, 98,308.29 and 44,350.44 is: 61,215.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,223.81 : 98,308.29 = 44,350.44 : x
  2. Step 2: Convert to fraction form
    71,223.81/98,308.29 = 44,350.44/x
  3. Step 3: Cross multiply
    71,223.81x = 98,308.29 × 44,350.44
  4. Step 4: Simplify right side
    71,223.81x = 4,360,015,917.15
  5. Step 5: Solve for x
    x = 4,360,015,917.15/71,223.81
  6. Step 6: Final answer
    x = 61,215.71

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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.