Home / 70,416.21-105,647.85-23,033.46

Finding the Fourth Proportional to 70,416.21, 105,647.85 and 23,033.46

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Solution

The fourth proportional to 70,416.21, 105,647.85 and 23,033.46 is: 34,557.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,416.21 : 105,647.85 = 23,033.46 : x
  2. Step 2: Convert to fraction form
    70,416.21/105,647.85 = 23,033.46/x
  3. Step 3: Cross multiply
    70,416.21x = 105,647.85 × 23,033.46
  4. Step 4: Simplify right side
    70,416.21x = 2,433,435,527.06
  5. Step 5: Solve for x
    x = 2,433,435,527.06/70,416.21
  6. Step 6: Final answer
    x = 34,557.89

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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.