Home / 61,732.89-85,191.45-33,438.60

Finding the Fourth Proportional to 61,732.89, 85,191.45 and 33,438.60

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Solution

The fourth proportional to 61,732.89, 85,191.45 and 33,438.60 is: 46,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,732.89 : 85,191.45 = 33,438.60 : x
  2. Step 2: Convert to fraction form
    61,732.89/85,191.45 = 33,438.60/x
  3. Step 3: Cross multiply
    61,732.89x = 85,191.45 × 33,438.60
  4. Step 4: Simplify right side
    61,732.89x = 2,848,682,819.97
  5. Step 5: Solve for x
    x = 2,848,682,819.97/61,732.89
  6. Step 6: Final answer
    x = 46,145.30

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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.