Home / 219,314.70-328,972.05-166,826.70

Finding the Fourth Proportional to 219,314.70, 328,972.05 and 166,826.70

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Solution

The fourth proportional to 219,314.70, 328,972.05 and 166,826.70 is: 250,240.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,314.70 : 328,972.05 = 166,826.70 : x
  2. Step 2: Convert to fraction form
    219,314.70/328,972.05 = 166,826.70/x
  3. Step 3: Cross multiply
    219,314.70x = 328,972.05 × 166,826.70
  4. Step 4: Simplify right side
    219,314.70x = 54,881,321,493.74
  5. Step 5: Solve for x
    x = 54,881,321,493.74/219,314.70
  6. Step 6: Final answer
    x = 250,240.05

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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.