Home / 178,743.16-246,665.42-98,172.87

Finding the Fourth Proportional to 178,743.16, 246,665.42 and 98,172.87

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Solution

The fourth proportional to 178,743.16, 246,665.42 and 98,172.87 is: 135,478.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,743.16 : 246,665.42 = 98,172.87 : x
  2. Step 2: Convert to fraction form
    178,743.16/246,665.42 = 98,172.87/x
  3. Step 3: Cross multiply
    178,743.16x = 246,665.42 × 98,172.87
  4. Step 4: Simplify right side
    178,743.16x = 24,215,850,486.96
  5. Step 5: Solve for x
    x = 24,215,850,486.96/178,743.16
  6. Step 6: Final answer
    x = 135,478.47

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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.