Home / 53,676.81-74,074.23-29,803.41

Finding the Fourth Proportional to 53,676.81, 74,074.23 and 29,803.41

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Solution

The fourth proportional to 53,676.81, 74,074.23 and 29,803.41 is: 41,128.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,676.81 : 74,074.23 = 29,803.41 : x
  2. Step 2: Convert to fraction form
    53,676.81/74,074.23 = 29,803.41/x
  3. Step 3: Cross multiply
    53,676.81x = 74,074.23 × 29,803.41
  4. Step 4: Simplify right side
    53,676.81x = 2,207,664,647.12
  5. Step 5: Solve for x
    x = 2,207,664,647.12/53,676.81
  6. Step 6: Final answer
    x = 41,128.83

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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.