Home / 30,099.52-41,524.23-18,156.22

Finding the Fourth Proportional to 30,099.52, 41,524.23 and 18,156.22

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Solution

The fourth proportional to 30,099.52, 41,524.23 and 18,156.22 is: 25,047.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,099.52 : 41,524.23 = 18,156.22 : x
  2. Step 2: Convert to fraction form
    30,099.52/41,524.23 = 18,156.22/x
  3. Step 3: Cross multiply
    30,099.52x = 41,524.23 × 18,156.22
  4. Step 4: Simplify right side
    30,099.52x = 753,923,055.21
  5. Step 5: Solve for x
    x = 753,923,055.21/30,099.52
  6. Step 6: Final answer
    x = 25,047.68

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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.