Home / 30,080.19-41,510.37-16,651.83

Finding the Fourth Proportional to 30,080.19, 41,510.37 and 16,651.83

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Solution

The fourth proportional to 30,080.19, 41,510.37 and 16,651.83 is: 22,979.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,080.19 : 41,510.37 = 16,651.83 : x
  2. Step 2: Convert to fraction form
    30,080.19/41,510.37 = 16,651.83/x
  3. Step 3: Cross multiply
    30,080.19x = 41,510.37 × 16,651.83
  4. Step 4: Simplify right side
    30,080.19x = 691,223,624.48
  5. Step 5: Solve for x
    x = 691,223,624.48/30,080.19
  6. Step 6: Final answer
    x = 22,979.36

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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.