Home / 70,072.16-105,108.23-17,481.49

Finding the Fourth Proportional to 70,072.16, 105,108.23 and 17,481.49

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Solution

The fourth proportional to 70,072.16, 105,108.23 and 17,481.49 is: 26,222.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,072.16 : 105,108.23 = 17,481.49 : x
  2. Step 2: Convert to fraction form
    70,072.16/105,108.23 = 17,481.49/x
  3. Step 3: Cross multiply
    70,072.16x = 105,108.23 × 17,481.49
  4. Step 4: Simplify right side
    70,072.16x = 1,837,448,252.60
  5. Step 5: Solve for x
    x = 1,837,448,252.60/70,072.16
  6. Step 6: Final answer
    x = 26,222.23

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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.