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Finding the Fourth Proportional to 69,784.57, 96,299.94 and 37,953.46

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Solution

The fourth proportional to 69,784.57, 96,299.94 and 37,953.46 is: 52,374.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,784.57 : 96,299.94 = 37,953.46 : x
  2. Step 2: Convert to fraction form
    69,784.57/96,299.94 = 37,953.46/x
  3. Step 3: Cross multiply
    69,784.57x = 96,299.94 × 37,953.46
  4. Step 4: Simplify right side
    69,784.57x = 3,654,915,920.79
  5. Step 5: Solve for x
    x = 3,654,915,920.79/69,784.57
  6. Step 6: Final answer
    x = 52,374.27

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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.