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Finding the Fourth Proportional to 162,980.66, 244,505.64 and 50,658.18

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Solution

The fourth proportional to 162,980.66, 244,505.64 and 50,658.18 is: 75,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,980.66 : 244,505.64 = 50,658.18 : x
  2. Step 2: Convert to fraction form
    162,980.66/244,505.64 = 50,658.18/x
  3. Step 3: Cross multiply
    162,980.66x = 244,505.64 × 50,658.18
  4. Step 4: Simplify right side
    162,980.66x = 12,386,210,722.14
  5. Step 5: Solve for x
    x = 12,386,210,722.14/162,980.66
  6. Step 6: Final answer
    x = 75,998.04

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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.