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Finding the Fourth Proportional to 179,523.81, 247,741.62 and 98,951.40

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Solution

The fourth proportional to 179,523.81, 247,741.62 and 98,951.40 is: 136,552.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,523.81 : 247,741.62 = 98,951.40 : x
  2. Step 2: Convert to fraction form
    179,523.81/247,741.62 = 98,951.40/x
  3. Step 3: Cross multiply
    179,523.81x = 247,741.62 × 98,951.40
  4. Step 4: Simplify right side
    179,523.81x = 24,514,380,137.27
  5. Step 5: Solve for x
    x = 24,514,380,137.27/179,523.81
  6. Step 6: Final answer
    x = 136,552.25

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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.