Home / 197,740.42-272,880.42-107,094.31

Finding the Fourth Proportional to 197,740.42, 272,880.42 and 107,094.31

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Solution

The fourth proportional to 197,740.42, 272,880.42 and 107,094.31 is: 147,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,740.42 : 272,880.42 = 107,094.31 : x
  2. Step 2: Convert to fraction form
    197,740.42/272,880.42 = 107,094.31/x
  3. Step 3: Cross multiply
    197,740.42x = 272,880.42 × 107,094.31
  4. Step 4: Simplify right side
    197,740.42x = 29,223,940,292.41
  5. Step 5: Solve for x
    x = 29,223,940,292.41/197,740.42
  6. Step 6: Final answer
    x = 147,789.41

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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.