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Finding the Fourth Proportional to 93,249.96, 139,879.80 and 46,487.04

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Solution

The fourth proportional to 93,249.96, 139,879.80 and 46,487.04 is: 69,732.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,249.96 : 139,879.80 = 46,487.04 : x
  2. Step 2: Convert to fraction form
    93,249.96/139,879.80 = 46,487.04/x
  3. Step 3: Cross multiply
    93,249.96x = 139,879.80 × 46,487.04
  4. Step 4: Simplify right side
    93,249.96x = 6,502,597,857.79
  5. Step 5: Solve for x
    x = 6,502,597,857.79/93,249.96
  6. Step 6: Final answer
    x = 69,732.98

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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.