Home / 67,106.61-92,609.33-36,893.21

Finding the Fourth Proportional to 67,106.61, 92,609.33 and 36,893.21

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Solution

The fourth proportional to 67,106.61, 92,609.33 and 36,893.21 is: 50,913.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,106.61 : 92,609.33 = 36,893.21 : x
  2. Step 2: Convert to fraction form
    67,106.61/92,609.33 = 36,893.21/x
  3. Step 3: Cross multiply
    67,106.61x = 92,609.33 × 36,893.21
  4. Step 4: Simplify right side
    67,106.61x = 3,416,654,812.14
  5. Step 5: Solve for x
    x = 3,416,654,812.14/67,106.61
  6. Step 6: Final answer
    x = 50,913.83

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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.