Home / 61,748.68-85,214.78-37,861.60

Finding the Fourth Proportional to 61,748.68, 85,214.78 and 37,861.60

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Solution

The fourth proportional to 61,748.68, 85,214.78 and 37,861.60 is: 52,249.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,748.68 : 85,214.78 = 37,861.60 : x
  2. Step 2: Convert to fraction form
    61,748.68/85,214.78 = 37,861.60/x
  3. Step 3: Cross multiply
    61,748.68x = 85,214.78 × 37,861.60
  4. Step 4: Simplify right side
    61,748.68x = 3,226,367,914.45
  5. Step 5: Solve for x
    x = 3,226,367,914.45/61,748.68
  6. Step 6: Final answer
    x = 52,249.99

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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.