Home / 219,467.28-328,952.40-100,893.84

Finding the Fourth Proportional to 219,467.28, 328,952.40 and 100,893.84

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Solution

The fourth proportional to 219,467.28, 328,952.40 and 100,893.84 is: 151,226.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,467.28 : 328,952.40 = 100,893.84 : x
  2. Step 2: Convert to fraction form
    219,467.28/328,952.40 = 100,893.84/x
  3. Step 3: Cross multiply
    219,467.28x = 328,952.40 × 100,893.84
  4. Step 4: Simplify right side
    219,467.28x = 33,189,270,813.22
  5. Step 5: Solve for x
    x = 33,189,270,813.22/219,467.28
  6. Step 6: Final answer
    x = 151,226.51

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1.5x scale

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.