Home / 197,068.12-269,984.32-189,688.08

Finding the Fourth Proportional to 197,068.12, 269,984.32 and 189,688.08

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Solution

The fourth proportional to 197,068.12, 269,984.32 and 189,688.08 is: 259,873.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,068.12 : 269,984.32 = 189,688.08 : x
  2. Step 2: Convert to fraction form
    197,068.12/269,984.32 = 189,688.08/x
  3. Step 3: Cross multiply
    197,068.12x = 269,984.32 × 189,688.08
  4. Step 4: Simplify right side
    197,068.12x = 51,212,807,290.91
  5. Step 5: Solve for x
    x = 51,212,807,290.91/197,068.12
  6. Step 6: Final answer
    x = 259,873.63

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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.