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Finding the Fourth Proportional to 73,558.80, 101,518.62 and 43,353.48

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Solution

The fourth proportional to 73,558.80, 101,518.62 and 43,353.48 is: 59,832.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,558.80 : 101,518.62 = 43,353.48 : x
  2. Step 2: Convert to fraction form
    73,558.80/101,518.62 = 43,353.48/x
  3. Step 3: Cross multiply
    73,558.80x = 101,518.62 × 43,353.48
  4. Step 4: Simplify right side
    73,558.80x = 4,401,185,461.80
  5. Step 5: Solve for x
    x = 4,401,185,461.80/73,558.80
  6. Step 6: Final answer
    x = 59,832.21

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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.