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Finding the Fourth Proportional to 34,935.65, 48,212.06 and 19,020.97

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Solution

The fourth proportional to 34,935.65, 48,212.06 and 19,020.97 is: 26,249.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,935.65 : 48,212.06 = 19,020.97 : x
  2. Step 2: Convert to fraction form
    34,935.65/48,212.06 = 19,020.97/x
  3. Step 3: Cross multiply
    34,935.65x = 48,212.06 × 19,020.97
  4. Step 4: Simplify right side
    34,935.65x = 917,040,254.72
  5. Step 5: Solve for x
    x = 917,040,254.72/34,935.65
  6. Step 6: Final answer
    x = 26,249.41

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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.