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Finding the Fourth Proportional to 69,794.52, 96,315.70 and 37,963.40

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Solution

The fourth proportional to 69,794.52, 96,315.70 and 37,963.40 is: 52,389.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,794.52 : 96,315.70 = 37,963.40 : x
  2. Step 2: Convert to fraction form
    69,794.52/96,315.70 = 37,963.40/x
  3. Step 3: Cross multiply
    69,794.52x = 96,315.70 × 37,963.40
  4. Step 4: Simplify right side
    69,794.52x = 3,656,471,445.38
  5. Step 5: Solve for x
    x = 3,656,471,445.38/69,794.52
  6. Step 6: Final answer
    x = 52,389.09

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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.