Home / 70,056.20-105,101.04-23,309.48

Finding the Fourth Proportional to 70,056.20, 105,101.04 and 23,309.48

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Solution

The fourth proportional to 70,056.20, 105,101.04 and 23,309.48 is: 34,969.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,056.20 : 105,101.04 = 23,309.48 : x
  2. Step 2: Convert to fraction form
    70,056.20/105,101.04 = 23,309.48/x
  3. Step 3: Cross multiply
    70,056.20x = 105,101.04 × 23,309.48
  4. Step 4: Simplify right side
    70,056.20x = 2,449,850,589.86
  5. Step 5: Solve for x
    x = 2,449,850,589.86/70,056.20
  6. Step 6: Final answer
    x = 34,969.79

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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.