Home / 197,739.24-272,878.80-107,093.16

Finding the Fourth Proportional to 197,739.24, 272,878.80 and 107,093.16

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Solution

The fourth proportional to 197,739.24, 272,878.80 and 107,093.16 is: 147,787.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,739.24 : 272,878.80 = 107,093.16 : x
  2. Step 2: Convert to fraction form
    197,739.24/272,878.80 = 107,093.16/x
  3. Step 3: Cross multiply
    197,739.24x = 272,878.80 × 107,093.16
  4. Step 4: Simplify right side
    197,739.24x = 29,223,452,989.01
  5. Step 5: Solve for x
    x = 29,223,452,989.01/197,739.24
  6. Step 6: Final answer
    x = 147,787.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.