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Finding the Fourth Proportional to 179,513.82, 247,743.33 and 98,955.66

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Solution

The fourth proportional to 179,513.82, 247,743.33 and 98,955.66 is: 136,566.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,513.82 : 247,743.33 = 98,955.66 : x
  2. Step 2: Convert to fraction form
    179,513.82/247,743.33 = 98,955.66/x
  3. Step 3: Cross multiply
    179,513.82x = 247,743.33 × 98,955.66
  4. Step 4: Simplify right side
    179,513.82x = 24,515,604,730.75
  5. Step 5: Solve for x
    x = 24,515,604,730.75/179,513.82
  6. Step 6: Final answer
    x = 136,566.67

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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.