Home / 30,160.03-41,621.09-16,732.15

Finding the Fourth Proportional to 30,160.03, 41,621.09 and 16,732.15

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Solution

The fourth proportional to 30,160.03, 41,621.09 and 16,732.15 is: 23,090.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,160.03 : 41,621.09 = 16,732.15 : x
  2. Step 2: Convert to fraction form
    30,160.03/41,621.09 = 16,732.15/x
  3. Step 3: Cross multiply
    30,160.03x = 41,621.09 × 16,732.15
  4. Step 4: Simplify right side
    30,160.03x = 696,410,321.04
  5. Step 5: Solve for x
    x = 696,410,321.04/30,160.03
  6. Step 6: Final answer
    x = 23,090.50

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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.