Home / 166,158.74-248,982.96-112,781.36

Finding the Fourth Proportional to 166,158.74, 248,982.96 and 112,781.36

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Solution

The fourth proportional to 166,158.74, 248,982.96 and 112,781.36 is: 168,998.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,158.74 : 248,982.96 = 112,781.36 : x
  2. Step 2: Convert to fraction form
    166,158.74/248,982.96 = 112,781.36/x
  3. Step 3: Cross multiply
    166,158.74x = 248,982.96 × 112,781.36
  4. Step 4: Simplify right side
    166,158.74x = 28,080,636,845.63
  5. Step 5: Solve for x
    x = 28,080,636,845.63/166,158.74
  6. Step 6: Final answer
    x = 168,998.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.