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Finding the Fourth Proportional to 173,958.54, 240,062.82 and 105,975.51

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Solution

The fourth proportional to 173,958.54, 240,062.82 and 105,975.51 is: 146,246.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,958.54 : 240,062.82 = 105,975.51 : x
  2. Step 2: Convert to fraction form
    173,958.54/240,062.82 = 105,975.51/x
  3. Step 3: Cross multiply
    173,958.54x = 240,062.82 × 105,975.51
  4. Step 4: Simplify right side
    173,958.54x = 25,440,779,781.54
  5. Step 5: Solve for x
    x = 25,440,779,781.54/173,958.54
  6. Step 6: Final answer
    x = 146,246.23

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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.