Home / 53,806.53-74,256.50-29,933.20

Finding the Fourth Proportional to 53,806.53, 74,256.50 and 29,933.20

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Solution

The fourth proportional to 53,806.53, 74,256.50 and 29,933.20 is: 41,309.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,806.53 : 74,256.50 = 29,933.20 : x
  2. Step 2: Convert to fraction form
    53,806.53/74,256.50 = 29,933.20/x
  3. Step 3: Cross multiply
    53,806.53x = 74,256.50 × 29,933.20
  4. Step 4: Simplify right side
    53,806.53x = 2,222,734,247.39
  5. Step 5: Solve for x
    x = 2,222,734,247.39/53,806.53
  6. Step 6: Final answer
    x = 41,309.75

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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.