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Finding the Fourth Proportional to 67,370, 92,970.60 and 37,562

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Solution

The fourth proportional to 67,370, 92,970.60 and 37,562 is: 51,835.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,370 : 92,970.60 = 37,562 : x
  2. Step 2: Convert to fraction form
    67,370/92,970.60 = 37,562/x
  3. Step 3: Cross multiply
    67,370x = 92,970.60 × 37,562
  4. Step 4: Simplify right side
    67,370x = 3,492,161,677.20
  5. Step 5: Solve for x
    x = 3,492,161,677.20/67,370
  6. Step 6: Final answer
    x = 51,835.56

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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.