Home / 166,325.76-229,529.65-89,844.86

Finding the Fourth Proportional to 166,325.76, 229,529.65 and 89,844.86

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Solution

The fourth proportional to 166,325.76, 229,529.65 and 89,844.86 is: 123,985.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,325.76 : 229,529.65 = 89,844.86 : x
  2. Step 2: Convert to fraction form
    166,325.76/229,529.65 = 89,844.86/x
  3. Step 3: Cross multiply
    166,325.76x = 229,529.65 × 89,844.86
  4. Step 4: Simplify right side
    166,325.76x = 20,622,059,619.31
  5. Step 5: Solve for x
    x = 20,622,059,619.31/166,325.76
  6. Step 6: Final answer
    x = 123,985.96

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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.