Home / 79,568.43-109,802.24-43,758.44

Finding the Fourth Proportional to 79,568.43, 109,802.24 and 43,758.44

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Solution

The fourth proportional to 79,568.43, 109,802.24 and 43,758.44 is: 60,385.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,568.43 : 109,802.24 = 43,758.44 : x
  2. Step 2: Convert to fraction form
    79,568.43/109,802.24 = 43,758.44/x
  3. Step 3: Cross multiply
    79,568.43x = 109,802.24 × 43,758.44
  4. Step 4: Simplify right side
    79,568.43x = 4,804,774,730.91
  5. Step 5: Solve for x
    x = 4,804,774,730.91/79,568.43
  6. Step 6: Final answer
    x = 60,385.44

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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.