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Finding the Fourth Proportional to 173,487.58, 239,409.74 and 98,034.46

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Solution

The fourth proportional to 173,487.58, 239,409.74 and 98,034.46 is: 135,285.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,487.58 : 239,409.74 = 98,034.46 : x
  2. Step 2: Convert to fraction form
    173,487.58/239,409.74 = 98,034.46/x
  3. Step 3: Cross multiply
    173,487.58x = 239,409.74 × 98,034.46
  4. Step 4: Simplify right side
    173,487.58x = 23,470,404,579.64
  5. Step 5: Solve for x
    x = 23,470,404,579.64/173,487.58
  6. Step 6: Final answer
    x = 135,285.79

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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.