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Finding the Fourth Proportional to 116,643.31, 174,992.73 and 37,757.53

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Solution

The fourth proportional to 116,643.31, 174,992.73 and 37,757.53 is: 56,645.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,643.31 : 174,992.73 = 37,757.53 : x
  2. Step 2: Convert to fraction form
    116,643.31/174,992.73 = 37,757.53/x
  3. Step 3: Cross multiply
    116,643.31x = 174,992.73 × 37,757.53
  4. Step 4: Simplify right side
    116,643.31x = 6,607,293,252.76
  5. Step 5: Solve for x
    x = 6,607,293,252.76/116,643.31
  6. Step 6: Final answer
    x = 56,645.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.