Home / 30,196.15-45,270.41-19,079.41

Finding the Fourth Proportional to 30,196.15, 45,270.41 and 19,079.41

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Solution

The fourth proportional to 30,196.15, 45,270.41 and 19,079.41 is: 28,604.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,196.15 : 45,270.41 = 19,079.41 : x
  2. Step 2: Convert to fraction form
    30,196.15/45,270.41 = 19,079.41/x
  3. Step 3: Cross multiply
    30,196.15x = 45,270.41 × 19,079.41
  4. Step 4: Simplify right side
    30,196.15x = 863,732,713.26
  5. Step 5: Solve for x
    x = 863,732,713.26/30,196.15
  6. Step 6: Final answer
    x = 28,604.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.