Home / 37,706.89-52,002.12-28,732.90

Finding the Fourth Proportional to 37,706.89, 52,002.12 and 28,732.90

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Solution

The fourth proportional to 37,706.89, 52,002.12 and 28,732.90 is: 39,625.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,706.89 : 52,002.12 = 28,732.90 : x
  2. Step 2: Convert to fraction form
    37,706.89/52,002.12 = 28,732.90/x
  3. Step 3: Cross multiply
    37,706.89x = 52,002.12 × 28,732.90
  4. Step 4: Simplify right side
    37,706.89x = 1,494,171,713.75
  5. Step 5: Solve for x
    x = 1,494,171,713.75/37,706.89
  6. Step 6: Final answer
    x = 39,625.96

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1.5x scale

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.