Home / 30,153.54-41,611.15-16,725.09

Finding the Fourth Proportional to 30,153.54, 41,611.15 and 16,725.09

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Solution

The fourth proportional to 30,153.54, 41,611.15 and 16,725.09 is: 23,080.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,153.54 : 41,611.15 = 16,725.09 : x
  2. Step 2: Convert to fraction form
    30,153.54/41,611.15 = 16,725.09/x
  3. Step 3: Cross multiply
    30,153.54x = 41,611.15 × 16,725.09
  4. Step 4: Simplify right side
    30,153.54x = 695,950,228.75
  5. Step 5: Solve for x
    x = 695,950,228.75/30,153.54
  6. Step 6: Final answer
    x = 23,080.22

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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.