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Finding the Fourth Proportional to 173,975.79, 240,078.56 and 98,524.83

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Solution

The fourth proportional to 173,975.79, 240,078.56 and 98,524.83 is: 135,959.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,975.79 : 240,078.56 = 98,524.83 : x
  2. Step 2: Convert to fraction form
    173,975.79/240,078.56 = 98,524.83/x
  3. Step 3: Cross multiply
    173,975.79x = 240,078.56 × 98,524.83
  4. Step 4: Simplify right side
    173,975.79x = 23,653,698,818.02
  5. Step 5: Solve for x
    x = 23,653,698,818.02/173,975.79
  6. Step 6: Final answer
    x = 135,959.71

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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.