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Finding the Fourth Proportional to 162,916.40, 244,412.85 and 50,590.82

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Solution

The fourth proportional to 162,916.40, 244,412.85 and 50,590.82 is: 75,898.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,916.40 : 244,412.85 = 50,590.82 : x
  2. Step 2: Convert to fraction form
    162,916.40/244,412.85 = 50,590.82/x
  3. Step 3: Cross multiply
    162,916.40x = 244,412.85 × 50,590.82
  4. Step 4: Simplify right side
    162,916.40x = 12,365,046,500.04
  5. Step 5: Solve for x
    x = 12,365,046,500.04/162,916.40
  6. Step 6: Final answer
    x = 75,898.11

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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.