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Finding the Fourth Proportional to 178,802.73, 246,687.60 and 101,267.81

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Solution

The fourth proportional to 178,802.73, 246,687.60 and 101,267.81 is: 139,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,802.73 : 246,687.60 = 101,267.81 : x
  2. Step 2: Convert to fraction form
    178,802.73/246,687.60 = 101,267.81/x
  3. Step 3: Cross multiply
    178,802.73x = 246,687.60 × 101,267.81
  4. Step 4: Simplify right side
    178,802.73x = 24,981,513,622.88
  5. Step 5: Solve for x
    x = 24,981,513,622.88/178,802.73
  6. Step 6: Final answer
    x = 139,715.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.