Home / 70,467.06-97,243.43-38,636.22

Finding the Fourth Proportional to 70,467.06, 97,243.43 and 38,636.22

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Solution

The fourth proportional to 70,467.06, 97,243.43 and 38,636.22 is: 53,317.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,467.06 : 97,243.43 = 38,636.22 : x
  2. Step 2: Convert to fraction form
    70,467.06/97,243.43 = 38,636.22/x
  3. Step 3: Cross multiply
    70,467.06x = 97,243.43 × 38,636.22
  4. Step 4: Simplify right side
    70,467.06x = 3,757,118,361.85
  5. Step 5: Solve for x
    x = 3,757,118,361.85/70,467.06
  6. Step 6: Final answer
    x = 53,317.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.