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Finding the Fourth Proportional to 152,100, 228,150 and 41,292

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Solution

The fourth proportional to 152,100, 228,150 and 41,292 is: 61,938

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,100 : 228,150 = 41,292 : x
  2. Step 2: Convert to fraction form
    152,100/228,150 = 41,292/x
  3. Step 3: Cross multiply
    152,100x = 228,150 × 41,292
  4. Step 4: Simplify right side
    152,100x = 9,420,769,800
  5. Step 5: Solve for x
    x = 9,420,769,800/152,100
  6. Step 6: Final answer
    x = 61,938

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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.