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Finding the Fourth Proportional to 181,487.91, 272,230.94 and 46,551.41

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Solution

The fourth proportional to 181,487.91, 272,230.94 and 46,551.41 is: 69,826.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,487.91 : 272,230.94 = 46,551.41 : x
  2. Step 2: Convert to fraction form
    181,487.91/272,230.94 = 46,551.41/x
  3. Step 3: Cross multiply
    181,487.91x = 272,230.94 × 46,551.41
  4. Step 4: Simplify right side
    181,487.91x = 12,672,732,508.71
  5. Step 5: Solve for x
    x = 12,672,732,508.71/181,487.91
  6. Step 6: Final answer
    x = 69,826.87

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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.