Home / 30,247.20-45,273.73-16,172.02

Finding the Fourth Proportional to 30,247.20, 45,273.73 and 16,172.02

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Solution

The fourth proportional to 30,247.20, 45,273.73 and 16,172.02 is: 24,206.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247.20 : 45,273.73 = 16,172.02 : x
  2. Step 2: Convert to fraction form
    30,247.20/45,273.73 = 16,172.02/x
  3. Step 3: Cross multiply
    30,247.20x = 45,273.73 × 16,172.02
  4. Step 4: Simplify right side
    30,247.20x = 732,167,667.03
  5. Step 5: Solve for x
    x = 732,167,667.03/30,247.20
  6. Step 6: Final answer
    x = 24,206.13

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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.