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Finding the Fourth Proportional to 75,404.94, 104,050.84 and 43,583.94

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Solution

The fourth proportional to 75,404.94, 104,050.84 and 43,583.94 is: 60,141.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,404.94 : 104,050.84 = 43,583.94 : x
  2. Step 2: Convert to fraction form
    75,404.94/104,050.84 = 43,583.94/x
  3. Step 3: Cross multiply
    75,404.94x = 104,050.84 × 43,583.94
  4. Step 4: Simplify right side
    75,404.94x = 4,534,945,567.51
  5. Step 5: Solve for x
    x = 4,534,945,567.51/75,404.94
  6. Step 6: Final answer
    x = 60,141.23

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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.