Home / 53,561.26-73,913.80-29,687.42

Finding the Fourth Proportional to 53,561.26, 73,913.80 and 29,687.42

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Solution

The fourth proportional to 53,561.26, 73,913.80 and 29,687.42 is: 40,968.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,561.26 : 73,913.80 = 29,687.42 : x
  2. Step 2: Convert to fraction form
    53,561.26/73,913.80 = 29,687.42/x
  3. Step 3: Cross multiply
    53,561.26x = 73,913.80 × 29,687.42
  4. Step 4: Simplify right side
    53,561.26x = 2,194,310,024.40
  5. Step 5: Solve for x
    x = 2,194,310,024.40/53,561.26
  6. Step 6: Final answer
    x = 40,968.23

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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.