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Finding the Fourth Proportional to 69,759.64, 96,269.34 and 37,928.56

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Solution

The fourth proportional to 69,759.64, 96,269.34 and 37,928.56 is: 52,341.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,759.64 : 96,269.34 = 37,928.56 : x
  2. Step 2: Convert to fraction form
    69,759.64/96,269.34 = 37,928.56/x
  3. Step 3: Cross multiply
    69,759.64x = 96,269.34 × 37,928.56
  4. Step 4: Simplify right side
    69,759.64x = 3,651,357,438.35
  5. Step 5: Solve for x
    x = 3,651,357,438.35/69,759.64
  6. Step 6: Final answer
    x = 52,341.98

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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.