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Finding the Fourth Proportional to 37,077.84, 51,167.25 and 20,310.84

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Solution

The fourth proportional to 37,077.84, 51,167.25 and 20,310.84 is: 28,028.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,077.84 : 51,167.25 = 20,310.84 : x
  2. Step 2: Convert to fraction form
    37,077.84/51,167.25 = 20,310.84/x
  3. Step 3: Cross multiply
    37,077.84x = 51,167.25 × 20,310.84
  4. Step 4: Simplify right side
    37,077.84x = 1,039,249,827.99
  5. Step 5: Solve for x
    x = 1,039,249,827.99/37,077.84
  6. Step 6: Final answer
    x = 28,028.87

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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.