Home / 221,046.22-331,290.15-94,536.10

Finding the Fourth Proportional to 221,046.22, 331,290.15 and 94,536.10

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Solution

The fourth proportional to 221,046.22, 331,290.15 and 94,536.10 is: 141,684.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,046.22 : 331,290.15 = 94,536.10 : x
  2. Step 2: Convert to fraction form
    221,046.22/331,290.15 = 94,536.10/x
  3. Step 3: Cross multiply
    221,046.22x = 331,290.15 × 94,536.10
  4. Step 4: Simplify right side
    221,046.22x = 31,318,878,749.42
  5. Step 5: Solve for x
    x = 31,318,878,749.42/221,046.22
  6. Step 6: Final answer
    x = 141,684.75

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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.