Home / 75,500.32-104,202.48-43,688.56

Finding the Fourth Proportional to 75,500.32, 104,202.48 and 43,688.56

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Solution

The fourth proportional to 75,500.32, 104,202.48 and 43,688.56 is: 60,297.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,500.32 : 104,202.48 = 43,688.56 : x
  2. Step 2: Convert to fraction form
    75,500.32/104,202.48 = 43,688.56/x
  3. Step 3: Cross multiply
    75,500.32x = 104,202.48 × 43,688.56
  4. Step 4: Simplify right side
    75,500.32x = 4,552,456,299.63
  5. Step 5: Solve for x
    x = 4,552,456,299.63/75,500.32
  6. Step 6: Final answer
    x = 60,297.18

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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.