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Finding the Fourth Proportional to 125,704, 188,556 and 38,152

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Solution

The fourth proportional to 125,704, 188,556 and 38,152 is: 57,228

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,704 : 188,556 = 38,152 : x
  2. Step 2: Convert to fraction form
    125,704/188,556 = 38,152/x
  3. Step 3: Cross multiply
    125,704x = 188,556 × 38,152
  4. Step 4: Simplify right side
    125,704x = 7,193,788,512
  5. Step 5: Solve for x
    x = 7,193,788,512/125,704
  6. Step 6: Final answer
    x = 57,228

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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.