Home / 149,493.30-206,293.32-84,954.12

Finding the Fourth Proportional to 149,493.30, 206,293.32 and 84,954.12

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Solution

The fourth proportional to 149,493.30, 206,293.32 and 84,954.12 is: 117,232.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,493.30 : 206,293.32 = 84,954.12 : x
  2. Step 2: Convert to fraction form
    149,493.30/206,293.32 = 84,954.12/x
  3. Step 3: Cross multiply
    149,493.30x = 206,293.32 × 84,954.12
  4. Step 4: Simplify right side
    149,493.30x = 17,525,467,462.48
  5. Step 5: Solve for x
    x = 17,525,467,462.48/149,493.30
  6. Step 6: Final answer
    x = 117,232.46

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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.