Home / 197,781.93-296,681.07-57,540.57

Finding the Fourth Proportional to 197,781.93, 296,681.07 and 57,540.57

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Solution

The fourth proportional to 197,781.93, 296,681.07 and 57,540.57 is: 86,313.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,781.93 : 296,681.07 = 57,540.57 : x
  2. Step 2: Convert to fraction form
    197,781.93/296,681.07 = 57,540.57/x
  3. Step 3: Cross multiply
    197,781.93x = 296,681.07 × 57,540.57
  4. Step 4: Simplify right side
    197,781.93x = 17,071,197,876.01
  5. Step 5: Solve for x
    x = 17,071,197,876.01/197,781.93
  6. Step 6: Final answer
    x = 86,313.23

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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.