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Finding the Fourth Proportional to 73,773.48, 101,783.34 and 43,548.60

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Solution

The fourth proportional to 73,773.48, 101,783.34 and 43,548.60 is: 60,082.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,773.48 : 101,783.34 = 43,548.60 : x
  2. Step 2: Convert to fraction form
    73,773.48/101,783.34 = 43,548.60/x
  3. Step 3: Cross multiply
    73,773.48x = 101,783.34 × 43,548.60
  4. Step 4: Simplify right side
    73,773.48x = 4,432,521,960.32
  5. Step 5: Solve for x
    x = 4,432,521,960.32/73,773.48
  6. Step 6: Final answer
    x = 60,082.86

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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.