Home / 74,156.06-111,233.15-17,996.63

Finding the Fourth Proportional to 74,156.06, 111,233.15 and 17,996.63

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Solution

The fourth proportional to 74,156.06, 111,233.15 and 17,996.63 is: 26,994.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,156.06 : 111,233.15 = 17,996.63 : x
  2. Step 2: Convert to fraction form
    74,156.06/111,233.15 = 17,996.63/x
  3. Step 3: Cross multiply
    74,156.06x = 111,233.15 × 17,996.63
  4. Step 4: Simplify right side
    74,156.06x = 2,001,821,198.14
  5. Step 5: Solve for x
    x = 2,001,821,198.14/74,156.06
  6. Step 6: Final answer
    x = 26,994.71

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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.