Home / 53,823.44-74,276.36-31,163.62

Finding the Fourth Proportional to 53,823.44, 74,276.36 and 31,163.62

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Solution

The fourth proportional to 53,823.44, 74,276.36 and 31,163.62 is: 43,005.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,823.44 : 74,276.36 = 31,163.62 : x
  2. Step 2: Convert to fraction form
    53,823.44/74,276.36 = 31,163.62/x
  3. Step 3: Cross multiply
    53,823.44x = 74,276.36 × 31,163.62
  4. Step 4: Simplify right side
    53,823.44x = 2,314,720,258.02
  5. Step 5: Solve for x
    x = 2,314,720,258.02/53,823.44
  6. Step 6: Final answer
    x = 43,005.80

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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.