Home / 197,740.52-272,880.32-107,094.39

Finding the Fourth Proportional to 197,740.52, 272,880.32 and 107,094.39

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Solution

The fourth proportional to 197,740.52, 272,880.32 and 107,094.39 is: 147,789.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,740.52 : 272,880.32 = 107,094.39 : x
  2. Step 2: Convert to fraction form
    197,740.52/272,880.32 = 107,094.39/x
  3. Step 3: Cross multiply
    197,740.52x = 272,880.32 × 107,094.39
  4. Step 4: Simplify right side
    197,740.52x = 29,223,950,877.93
  5. Step 5: Solve for x
    x = 29,223,950,877.93/197,740.52
  6. Step 6: Final answer
    x = 147,789.39

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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.