Home / 93,198.69-139,847.24-40,612.28

Finding the Fourth Proportional to 93,198.69, 139,847.24 and 40,612.28

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Solution

The fourth proportional to 93,198.69, 139,847.24 and 40,612.28 is: 60,939.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,198.69 : 139,847.24 = 40,612.28 : x
  2. Step 2: Convert to fraction form
    93,198.69/139,847.24 = 40,612.28/x
  3. Step 3: Cross multiply
    93,198.69x = 139,847.24 × 40,612.28
  4. Step 4: Simplify right side
    93,198.69x = 5,679,514,365.81
  5. Step 5: Solve for x
    x = 5,679,514,365.81/93,198.69
  6. Step 6: Final answer
    x = 60,939.85

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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.