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Finding the Fourth Proportional to 166,312.39, 229,511.32 and 94,692.44

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Solution

The fourth proportional to 166,312.39, 229,511.32 and 94,692.44 is: 130,675.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,312.39 : 229,511.32 = 94,692.44 : x
  2. Step 2: Convert to fraction form
    166,312.39/229,511.32 = 94,692.44/x
  3. Step 3: Cross multiply
    166,312.39x = 229,511.32 × 94,692.44
  4. Step 4: Simplify right side
    166,312.39x = 21,732,987,768.11
  5. Step 5: Solve for x
    x = 21,732,987,768.11/166,312.39
  6. Step 6: Final answer
    x = 130,675.70

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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.