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Finding the Fourth Proportional to 51,995.84, 77,993.75 and 16,935.49

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Solution

The fourth proportional to 51,995.84, 77,993.75 and 16,935.49 is: 25,403.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,995.84 : 77,993.75 = 16,935.49 : x
  2. Step 2: Convert to fraction form
    51,995.84/77,993.75 = 16,935.49/x
  3. Step 3: Cross multiply
    51,995.84x = 77,993.75 × 16,935.49
  4. Step 4: Simplify right side
    51,995.84x = 1,320,862,220.54
  5. Step 5: Solve for x
    x = 1,320,862,220.54/51,995.84
  6. Step 6: Final answer
    x = 25,403.23

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1.5x scale

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.