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Finding the Fourth Proportional to 178,792.98, 246,733.38 and 97,120.56

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Solution

The fourth proportional to 178,792.98, 246,733.38 and 97,120.56 is: 134,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,792.98 : 246,733.38 = 97,120.56 : x
  2. Step 2: Convert to fraction form
    178,792.98/246,733.38 = 97,120.56/x
  3. Step 3: Cross multiply
    178,792.98x = 246,733.38 × 97,120.56
  4. Step 4: Simplify right side
    178,792.98x = 23,962,884,036.29
  5. Step 5: Solve for x
    x = 23,962,884,036.29/178,792.98
  6. Step 6: Final answer
    x = 134,025.87

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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.