Home / 47,251.50-70,842.09-20,592.43

Finding the Fourth Proportional to 47,251.50, 70,842.09 and 20,592.43

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Solution

The fourth proportional to 47,251.50, 70,842.09 and 20,592.43 is: 30,873.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,251.50 : 70,842.09 = 20,592.43 : x
  2. Step 2: Convert to fraction form
    47,251.50/70,842.09 = 20,592.43/x
  3. Step 3: Cross multiply
    47,251.50x = 70,842.09 × 20,592.43
  4. Step 4: Simplify right side
    47,251.50x = 1,458,810,679.50
  5. Step 5: Solve for x
    x = 1,458,810,679.50/47,251.50
  6. Step 6: Final answer
    x = 30,873.32

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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.