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Finding the Fourth Proportional to 173,958.07, 240,062.17 and 105,975.02

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Solution

The fourth proportional to 173,958.07, 240,062.17 and 105,975.02 is: 146,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,958.07 : 240,062.17 = 105,975.02 : x
  2. Step 2: Convert to fraction form
    173,958.07/240,062.17 = 105,975.02/x
  3. Step 3: Cross multiply
    173,958.07x = 240,062.17 × 105,975.02
  4. Step 4: Simplify right side
    173,958.07x = 25,440,593,999.62
  5. Step 5: Solve for x
    x = 25,440,593,999.62/173,958.07
  6. Step 6: Final answer
    x = 146,245.55

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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.