Home / 53,858.30-74,323.41-29,985.44

Finding the Fourth Proportional to 53,858.30, 74,323.41 and 29,985.44

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Solution

The fourth proportional to 53,858.30, 74,323.41 and 29,985.44 is: 41,379.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,858.30 : 74,323.41 = 29,985.44 : x
  2. Step 2: Convert to fraction form
    53,858.30/74,323.41 = 29,985.44/x
  3. Step 3: Cross multiply
    53,858.30x = 74,323.41 × 29,985.44
  4. Step 4: Simplify right side
    53,858.30x = 2,228,620,151.15
  5. Step 5: Solve for x
    x = 2,228,620,151.15/53,858.30
  6. Step 6: Final answer
    x = 41,379.33

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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.