Home / 215,850.02-323,804.54-73,657.05

Finding the Fourth Proportional to 215,850.02, 323,804.54 and 73,657.05

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Solution

The fourth proportional to 215,850.02, 323,804.54 and 73,657.05 is: 110,495.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,850.02 : 323,804.54 = 73,657.05 : x
  2. Step 2: Convert to fraction form
    215,850.02/323,804.54 = 73,657.05/x
  3. Step 3: Cross multiply
    215,850.02x = 323,804.54 × 73,657.05
  4. Step 4: Simplify right side
    215,850.02x = 23,850,485,748.56
  5. Step 5: Solve for x
    x = 23,850,485,748.56/215,850.02
  6. Step 6: Final answer
    x = 110,495.64

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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.