Home / 179,103.37-247,160.86-98,530.98

Finding the Fourth Proportional to 179,103.37, 247,160.86 and 98,530.98

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Solution

The fourth proportional to 179,103.37, 247,160.86 and 98,530.98 is: 135,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,103.37 : 247,160.86 = 98,530.98 : x
  2. Step 2: Convert to fraction form
    179,103.37/247,160.86 = 98,530.98/x
  3. Step 3: Cross multiply
    179,103.37x = 247,160.86 × 98,530.98
  4. Step 4: Simplify right side
    179,103.37x = 24,353,001,753.44
  5. Step 5: Solve for x
    x = 24,353,001,753.44/179,103.37
  6. Step 6: Final answer
    x = 135,971.77

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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.