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Finding the Fourth Proportional to 76,498.50, 114,747.75 and 23,908.44

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Solution

The fourth proportional to 76,498.50, 114,747.75 and 23,908.44 is: 35,862.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,498.50 : 114,747.75 = 23,908.44 : x
  2. Step 2: Convert to fraction form
    76,498.50/114,747.75 = 23,908.44/x
  3. Step 3: Cross multiply
    76,498.50x = 114,747.75 × 23,908.44
  4. Step 4: Simplify right side
    76,498.50x = 2,743,439,696.01
  5. Step 5: Solve for x
    x = 2,743,439,696.01/76,498.50
  6. Step 6: Final answer
    x = 35,862.66

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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.