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Finding the Fourth Proportional to 47,973.60, 66,230.62 and 33,266.03

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Solution

The fourth proportional to 47,973.60, 66,230.62 and 33,266.03 is: 45,925.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,973.60 : 66,230.62 = 33,266.03 : x
  2. Step 2: Convert to fraction form
    47,973.60/66,230.62 = 33,266.03/x
  3. Step 3: Cross multiply
    47,973.60x = 66,230.62 × 33,266.03
  4. Step 4: Simplify right side
    47,973.60x = 2,203,229,460.69
  5. Step 5: Solve for x
    x = 2,203,229,460.69/47,973.60
  6. Step 6: Final answer
    x = 45,925.87

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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.