Home / 74,035.98-111,020.58-36,581.44

Finding the Fourth Proportional to 74,035.98, 111,020.58 and 36,581.44

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Solution

The fourth proportional to 74,035.98, 111,020.58 and 36,581.44 is: 54,855.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,035.98 : 111,020.58 = 36,581.44 : x
  2. Step 2: Convert to fraction form
    74,035.98/111,020.58 = 36,581.44/x
  3. Step 3: Cross multiply
    74,035.98x = 111,020.58 × 36,581.44
  4. Step 4: Simplify right side
    74,035.98x = 4,061,292,686.04
  5. Step 5: Solve for x
    x = 4,061,292,686.04/74,035.98
  6. Step 6: Final answer
    x = 54,855.66

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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.