Home / 156,093.42-215,408.94-84,473.46

Finding the Fourth Proportional to 156,093.42, 215,408.94 and 84,473.46

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Solution

The fourth proportional to 156,093.42, 215,408.94 and 84,473.46 is: 116,573.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,093.42 : 215,408.94 = 84,473.46 : x
  2. Step 2: Convert to fraction form
    156,093.42/215,408.94 = 84,473.46/x
  3. Step 3: Cross multiply
    156,093.42x = 215,408.94 × 84,473.46
  4. Step 4: Simplify right side
    156,093.42x = 18,196,338,476.73
  5. Step 5: Solve for x
    x = 18,196,338,476.73/156,093.42
  6. Step 6: Final answer
    x = 116,573.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.