Home / 75,682.56-104,437.35-43,845.96

Finding the Fourth Proportional to 75,682.56, 104,437.35 and 43,845.96

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Solution

The fourth proportional to 75,682.56, 104,437.35 and 43,845.96 is: 60,504.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,682.56 : 104,437.35 = 43,845.96 : x
  2. Step 2: Convert to fraction form
    75,682.56/104,437.35 = 43,845.96/x
  3. Step 3: Cross multiply
    75,682.56x = 104,437.35 × 43,845.96
  4. Step 4: Simplify right side
    75,682.56x = 4,579,155,870.61
  5. Step 5: Solve for x
    x = 4,579,155,870.61/75,682.56
  6. Step 6: Final answer
    x = 60,504.77

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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.