Home / 53,914.02-74,401.64-31,266.44

Finding the Fourth Proportional to 53,914.02, 74,401.64 and 31,266.44

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Solution

The fourth proportional to 53,914.02, 74,401.64 and 31,266.44 is: 43,147.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,914.02 : 74,401.64 = 31,266.44 : x
  2. Step 2: Convert to fraction form
    53,914.02/74,401.64 = 31,266.44/x
  3. Step 3: Cross multiply
    53,914.02x = 74,401.64 × 31,266.44
  4. Step 4: Simplify right side
    53,914.02x = 2,326,274,596.25
  5. Step 5: Solve for x
    x = 2,326,274,596.25/53,914.02
  6. Step 6: Final answer
    x = 43,147.86

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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.