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Finding the Fourth Proportional to 35,658, 49,208.04 and 20,754

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Solution

The fourth proportional to 35,658, 49,208.04 and 20,754 is: 28,640.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,658 : 49,208.04 = 20,754 : x
  2. Step 2: Convert to fraction form
    35,658/49,208.04 = 20,754/x
  3. Step 3: Cross multiply
    35,658x = 49,208.04 × 20,754
  4. Step 4: Simplify right side
    35,658x = 1,021,263,662.16
  5. Step 5: Solve for x
    x = 1,021,263,662.16/35,658
  6. Step 6: Final answer
    x = 28,640.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.