Home / 72,949.43-109,423.04-44,494.74

Finding the Fourth Proportional to 72,949.43, 109,423.04 and 44,494.74

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Solution

The fourth proportional to 72,949.43, 109,423.04 and 44,494.74 is: 66,741.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,949.43 : 109,423.04 = 44,494.74 : x
  2. Step 2: Convert to fraction form
    72,949.43/109,423.04 = 44,494.74/x
  3. Step 3: Cross multiply
    72,949.43x = 109,423.04 × 44,494.74
  4. Step 4: Simplify right side
    72,949.43x = 4,868,749,826.05
  5. Step 5: Solve for x
    x = 4,868,749,826.05/72,949.43
  6. Step 6: Final answer
    x = 66,741.44

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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.