Home / 74,064.83-111,094.74-29,679.66

Finding the Fourth Proportional to 74,064.83, 111,094.74 and 29,679.66

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Solution

The fourth proportional to 74,064.83, 111,094.74 and 29,679.66 is: 44,518.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,064.83 : 111,094.74 = 29,679.66 : x
  2. Step 2: Convert to fraction form
    74,064.83/111,094.74 = 29,679.66/x
  3. Step 3: Cross multiply
    74,064.83x = 111,094.74 × 29,679.66
  4. Step 4: Simplify right side
    74,064.83x = 3,297,254,110.99
  5. Step 5: Solve for x
    x = 3,297,254,110.99/74,064.83
  6. Step 6: Final answer
    x = 44,518.49

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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.