Home / 70,162.42-105,209.52-23,399.50

Finding the Fourth Proportional to 70,162.42, 105,209.52 and 23,399.50

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Solution

The fourth proportional to 70,162.42, 105,209.52 and 23,399.50 is: 35,087.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,162.42 : 105,209.52 = 23,399.50 : x
  2. Step 2: Convert to fraction form
    70,162.42/105,209.52 = 23,399.50/x
  3. Step 3: Cross multiply
    70,162.42x = 105,209.52 × 23,399.50
  4. Step 4: Simplify right side
    70,162.42x = 2,461,850,163.24
  5. Step 5: Solve for x
    x = 2,461,850,163.24/70,162.42
  6. Step 6: Final answer
    x = 35,087.87

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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.