Home / 47,433.40-71,063.70-38,620.60

Finding the Fourth Proportional to 47,433.40, 71,063.70 and 38,620.60

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Solution

The fourth proportional to 47,433.40, 71,063.70 and 38,620.60 is: 57,860.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,433.40 : 71,063.70 = 38,620.60 : x
  2. Step 2: Convert to fraction form
    47,433.40/71,063.70 = 38,620.60/x
  3. Step 3: Cross multiply
    47,433.40x = 71,063.70 × 38,620.60
  4. Step 4: Simplify right side
    47,433.40x = 2,744,522,732.22
  5. Step 5: Solve for x
    x = 2,744,522,732.22/47,433.40
  6. Step 6: Final answer
    x = 57,860.55

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1.5x scale

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.