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Finding the Fourth Proportional to 69,792.44, 96,315.54 and 37,963.38

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Solution

The fourth proportional to 69,792.44, 96,315.54 and 37,963.38 is: 52,390.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,792.44 : 96,315.54 = 37,963.38 : x
  2. Step 2: Convert to fraction form
    69,792.44/96,315.54 = 37,963.38/x
  3. Step 3: Cross multiply
    69,792.44x = 96,315.54 × 37,963.38
  4. Step 4: Simplify right side
    69,792.44x = 3,656,463,444.93
  5. Step 5: Solve for x
    x = 3,656,463,444.93/69,792.44
  6. Step 6: Final answer
    x = 52,390.54

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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.