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Finding the Fourth Proportional to 61,108.70, 91,682.99 and 29,522.39

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Solution

The fourth proportional to 61,108.70, 91,682.99 and 29,522.39 is: 44,293.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,108.70 : 91,682.99 = 29,522.39 : x
  2. Step 2: Convert to fraction form
    61,108.70/91,682.99 = 29,522.39/x
  3. Step 3: Cross multiply
    61,108.70x = 91,682.99 × 29,522.39
  4. Step 4: Simplify right side
    61,108.70x = 2,706,700,618.29
  5. Step 5: Solve for x
    x = 2,706,700,618.29/61,108.70
  6. Step 6: Final answer
    x = 44,293.21

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1.5x scale

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.