Home / 61,650.35-85,068.37-37,438.73

Finding the Fourth Proportional to 61,650.35, 85,068.37 and 37,438.73

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Solution

The fourth proportional to 61,650.35, 85,068.37 and 37,438.73 is: 51,659.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,650.35 : 85,068.37 = 37,438.73 : x
  2. Step 2: Convert to fraction form
    61,650.35/85,068.37 = 37,438.73/x
  3. Step 3: Cross multiply
    61,650.35x = 85,068.37 × 37,438.73
  4. Step 4: Simplify right side
    61,650.35x = 3,184,851,217.03
  5. Step 5: Solve for x
    x = 3,184,851,217.03/61,650.35
  6. Step 6: Final answer
    x = 51,659.90

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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.