Home / 164,932.58-247,364.85-80,606.18

Finding the Fourth Proportional to 164,932.58, 247,364.85 and 80,606.18

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Solution

The fourth proportional to 164,932.58, 247,364.85 and 80,606.18 is: 120,892.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,932.58 : 247,364.85 = 80,606.18 : x
  2. Step 2: Convert to fraction form
    164,932.58/247,364.85 = 80,606.18/x
  3. Step 3: Cross multiply
    164,932.58x = 247,364.85 × 80,606.18
  4. Step 4: Simplify right side
    164,932.58x = 19,939,135,624.77
  5. Step 5: Solve for x
    x = 19,939,135,624.77/164,932.58
  6. Step 6: Final answer
    x = 120,892.64

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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.