Home / 30,080.75-41,510.83-16,652

Finding the Fourth Proportional to 30,080.75, 41,510.83 and 16,652

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Solution

The fourth proportional to 30,080.75, 41,510.83 and 16,652 is: 22,979.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,080.75 : 41,510.83 = 16,652 : x
  2. Step 2: Convert to fraction form
    30,080.75/41,510.83 = 16,652/x
  3. Step 3: Cross multiply
    30,080.75x = 41,510.83 × 16,652
  4. Step 4: Simplify right side
    30,080.75x = 691,238,341.16
  5. Step 5: Solve for x
    x = 691,238,341.16/30,080.75
  6. Step 6: Final answer
    x = 22,979.43

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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.