Home / 197,789.76-296,696.96-64,684.16

Finding the Fourth Proportional to 197,789.76, 296,696.96 and 64,684.16

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Solution

The fourth proportional to 197,789.76, 296,696.96 and 64,684.16 is: 97,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,789.76 : 296,696.96 = 64,684.16 : x
  2. Step 2: Convert to fraction form
    197,789.76/296,696.96 = 64,684.16/x
  3. Step 3: Cross multiply
    197,789.76x = 296,696.96 × 64,684.16
  4. Step 4: Simplify right side
    197,789.76x = 19,191,593,632.15
  5. Step 5: Solve for x
    x = 19,191,593,632.15/197,789.76
  6. Step 6: Final answer
    x = 97,030.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.