Home / 178,740.96-246,665.30-98,171.76

Finding the Fourth Proportional to 178,740.96, 246,665.30 and 98,171.76

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Solution

The fourth proportional to 178,740.96, 246,665.30 and 98,171.76 is: 135,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,740.96 : 246,665.30 = 98,171.76 : x
  2. Step 2: Convert to fraction form
    178,740.96/246,665.30 = 98,171.76/x
  3. Step 3: Cross multiply
    178,740.96x = 246,665.30 × 98,171.76
  4. Step 4: Simplify right side
    178,740.96x = 24,215,566,631.93
  5. Step 5: Solve for x
    x = 24,215,566,631.93/178,740.96
  6. Step 6: Final answer
    x = 135,478.55

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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.