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Finding the Fourth Proportional to 37,861.68, 56,827.68 and 19,154.94

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Solution

The fourth proportional to 37,861.68, 56,827.68 and 19,154.94 is: 28,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,861.68 : 56,827.68 = 19,154.94 : x
  2. Step 2: Convert to fraction form
    37,861.68/56,827.68 = 19,154.94/x
  3. Step 3: Cross multiply
    37,861.68x = 56,827.68 × 19,154.94
  4. Step 4: Simplify right side
    37,861.68x = 1,088,530,800.74
  5. Step 5: Solve for x
    x = 1,088,530,800.74/37,861.68
  6. Step 6: Final answer
    x = 28,750.20

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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.