Home / 242,704.10-364,009.17-74,183.60

Finding the Fourth Proportional to 242,704.10, 364,009.17 and 74,183.60

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Solution

The fourth proportional to 242,704.10, 364,009.17 and 74,183.60 is: 111,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,704.10 : 364,009.17 = 74,183.60 : x
  2. Step 2: Convert to fraction form
    242,704.10/364,009.17 = 74,183.60/x
  3. Step 3: Cross multiply
    242,704.10x = 364,009.17 × 74,183.60
  4. Step 4: Simplify right side
    242,704.10x = 27,003,510,663.61
  5. Step 5: Solve for x
    x = 27,003,510,663.61/242,704.10
  6. Step 6: Final answer
    x = 111,261.04

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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.