Home / 70,163.80-105,251.04-23,416.60

Finding the Fourth Proportional to 70,163.80, 105,251.04 and 23,416.60

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Solution

The fourth proportional to 70,163.80, 105,251.04 and 23,416.60 is: 35,126.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,163.80 : 105,251.04 = 23,416.60 : x
  2. Step 2: Convert to fraction form
    70,163.80/105,251.04 = 23,416.60/x
  3. Step 3: Cross multiply
    70,163.80x = 105,251.04 × 23,416.60
  4. Step 4: Simplify right side
    70,163.80x = 2,464,621,503.26
  5. Step 5: Solve for x
    x = 2,464,621,503.26/70,163.80
  6. Step 6: Final answer
    x = 35,126.68

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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.