Home / 219,327.06-328,941.42-100,884.66

Finding the Fourth Proportional to 219,327.06, 328,941.42 and 100,884.66

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Solution

The fourth proportional to 219,327.06, 328,941.42 and 100,884.66 is: 151,304.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,327.06 : 328,941.42 = 100,884.66 : x
  2. Step 2: Convert to fraction form
    219,327.06/328,941.42 = 100,884.66/x
  3. Step 3: Cross multiply
    219,327.06x = 328,941.42 × 100,884.66
  4. Step 4: Simplify right side
    219,327.06x = 33,185,143,316.62
  5. Step 5: Solve for x
    x = 33,185,143,316.62/219,327.06
  6. Step 6: Final answer
    x = 151,304.37

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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.