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Finding the Fourth Proportional to 179,059.86, 247,103.10 and 98,495.64

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Solution

The fourth proportional to 179,059.86, 247,103.10 and 98,495.64 is: 135,924.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,059.86 : 247,103.10 = 98,495.64 : x
  2. Step 2: Convert to fraction form
    179,059.86/247,103.10 = 98,495.64/x
  3. Step 3: Cross multiply
    179,059.86x = 247,103.10 × 98,495.64
  4. Step 4: Simplify right side
    179,059.86x = 24,338,577,980.48
  5. Step 5: Solve for x
    x = 24,338,577,980.48/179,059.86
  6. Step 6: Final answer
    x = 135,924.25

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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.