Home / 74,061.45-111,089.68-29,676.29

Finding the Fourth Proportional to 74,061.45, 111,089.68 and 29,676.29

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Solution

The fourth proportional to 74,061.45, 111,089.68 and 29,676.29 is: 44,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,061.45 : 111,089.68 = 29,676.29 : x
  2. Step 2: Convert to fraction form
    74,061.45/111,089.68 = 29,676.29/x
  3. Step 3: Cross multiply
    74,061.45x = 111,089.68 × 29,676.29
  4. Step 4: Simplify right side
    74,061.45x = 3,296,728,930.05
  5. Step 5: Solve for x
    x = 3,296,728,930.05/74,061.45
  6. Step 6: Final answer
    x = 44,513.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.