Home / 219,132.64-328,562.24-100,651.92

Finding the Fourth Proportional to 219,132.64, 328,562.24 and 100,651.92

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Solution

The fourth proportional to 219,132.64, 328,562.24 and 100,651.92 is: 150,915.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,132.64 : 328,562.24 = 100,651.92 : x
  2. Step 2: Convert to fraction form
    219,132.64/328,562.24 = 100,651.92/x
  3. Step 3: Cross multiply
    219,132.64x = 328,562.24 × 100,651.92
  4. Step 4: Simplify right side
    219,132.64x = 33,070,420,295.50
  5. Step 5: Solve for x
    x = 33,070,420,295.50/219,132.64
  6. Step 6: Final answer
    x = 150,915.08

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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.