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Finding the Fourth Proportional to 45,504.66, 68,266.71 and 15,923.46

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Solution

The fourth proportional to 45,504.66, 68,266.71 and 15,923.46 is: 23,888.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,504.66 : 68,266.71 = 15,923.46 : x
  2. Step 2: Convert to fraction form
    45,504.66/68,266.71 = 15,923.46/x
  3. Step 3: Cross multiply
    45,504.66x = 68,266.71 × 15,923.46
  4. Step 4: Simplify right side
    45,504.66x = 1,087,042,226.02
  5. Step 5: Solve for x
    x = 1,087,042,226.02/45,504.66
  6. Step 6: Final answer
    x = 23,888.59

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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.