Home / 197,552.68-272,605.48-115,897.39

Finding the Fourth Proportional to 197,552.68, 272,605.48 and 115,897.39

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Solution

The fourth proportional to 197,552.68, 272,605.48 and 115,897.39 is: 159,928.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,552.68 : 272,605.48 = 115,897.39 : x
  2. Step 2: Convert to fraction form
    197,552.68/272,605.48 = 115,897.39/x
  3. Step 3: Cross multiply
    197,552.68x = 272,605.48 × 115,897.39
  4. Step 4: Simplify right side
    197,552.68x = 31,594,262,660.44
  5. Step 5: Solve for x
    x = 31,594,262,660.44/197,552.68
  6. Step 6: Final answer
    x = 159,928.29

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1.5x scale

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.