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Finding the Fourth Proportional to 70,548.60, 105,820.74 and 23,797.56

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Solution

The fourth proportional to 70,548.60, 105,820.74 and 23,797.56 is: 35,695.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,548.60 : 105,820.74 = 23,797.56 : x
  2. Step 2: Convert to fraction form
    70,548.60/105,820.74 = 23,797.56/x
  3. Step 3: Cross multiply
    70,548.60x = 105,820.74 × 23,797.56
  4. Step 4: Simplify right side
    70,548.60x = 2,518,275,409.39
  5. Step 5: Solve for x
    x = 2,518,275,409.39/70,548.60
  6. Step 6: Final answer
    x = 35,695.61

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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.