Home / 47,840.60-71,752.26-18,251.84

Finding the Fourth Proportional to 47,840.60, 71,752.26 and 18,251.84

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Solution

The fourth proportional to 47,840.60, 71,752.26 and 18,251.84 is: 27,374.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,840.60 : 71,752.26 = 18,251.84 : x
  2. Step 2: Convert to fraction form
    47,840.60/71,752.26 = 18,251.84/x
  3. Step 3: Cross multiply
    47,840.60x = 71,752.26 × 18,251.84
  4. Step 4: Simplify right side
    47,840.60x = 1,309,610,769.16
  5. Step 5: Solve for x
    x = 1,309,610,769.16/47,840.60
  6. Step 6: Final answer
    x = 27,374.46

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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.