Home / 19,200.03-28,804.89-5,349.03

Finding the Fourth Proportional to 19,200.03, 28,804.89 and 5,349.03

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Solution

The fourth proportional to 19,200.03, 28,804.89 and 5,349.03 is: 8,024.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.03 : 28,804.89 = 5,349.03 : x
  2. Step 2: Convert to fraction form
    19,200.03/28,804.89 = 5,349.03/x
  3. Step 3: Cross multiply
    19,200.03x = 28,804.89 × 5,349.03
  4. Step 4: Simplify right side
    19,200.03x = 154,078,132.80
  5. Step 5: Solve for x
    x = 154,078,132.80/19,200.03
  6. Step 6: Final answer
    x = 8,024.89

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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.