Home / 197,066.12-269,981.57-189,686.07

Finding the Fourth Proportional to 197,066.12, 269,981.57 and 189,686.07

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Solution

The fourth proportional to 197,066.12, 269,981.57 and 189,686.07 is: 259,870.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,066.12 : 269,981.57 = 189,686.07 : x
  2. Step 2: Convert to fraction form
    197,066.12/269,981.57 = 189,686.07/x
  3. Step 3: Cross multiply
    197,066.12x = 269,981.57 × 189,686.07
  4. Step 4: Simplify right side
    197,066.12x = 51,211,743,459.95
  5. Step 5: Solve for x
    x = 51,211,743,459.95/197,066.12
  6. Step 6: Final answer
    x = 259,870.87

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.