Home / 146,241.09-219,221.49-61,885.21

Finding the Fourth Proportional to 146,241.09, 219,221.49 and 61,885.21

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Solution

The fourth proportional to 146,241.09, 219,221.49 and 61,885.21 is: 92,768.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,241.09 : 219,221.49 = 61,885.21 : x
  2. Step 2: Convert to fraction form
    146,241.09/219,221.49 = 61,885.21/x
  3. Step 3: Cross multiply
    146,241.09x = 219,221.49 × 61,885.21
  4. Step 4: Simplify right side
    146,241.09x = 13,566,567,629.18
  5. Step 5: Solve for x
    x = 13,566,567,629.18/146,241.09
  6. Step 6: Final answer
    x = 92,768.51

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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.