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Finding the Fourth Proportional to 54,804.36, 75,629.70 and 29,653.32

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Solution

The fourth proportional to 54,804.36, 75,629.70 and 29,653.32 is: 40,921.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,804.36 : 75,629.70 = 29,653.32 : x
  2. Step 2: Convert to fraction form
    54,804.36/75,629.70 = 29,653.32/x
  3. Step 3: Cross multiply
    54,804.36x = 75,629.70 × 29,653.32
  4. Step 4: Simplify right side
    54,804.36x = 2,242,671,695.60
  5. Step 5: Solve for x
    x = 2,242,671,695.60/54,804.36
  6. Step 6: Final answer
    x = 40,921.41

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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.