Home / 49,283.80-73,911.30-17,690.20

Finding the Fourth Proportional to 49,283.80, 73,911.30 and 17,690.20

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Solution

The fourth proportional to 49,283.80, 73,911.30 and 17,690.20 is: 26,530.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,283.80 : 73,911.30 = 17,690.20 : x
  2. Step 2: Convert to fraction form
    49,283.80/73,911.30 = 17,690.20/x
  3. Step 3: Cross multiply
    49,283.80x = 73,911.30 × 17,690.20
  4. Step 4: Simplify right side
    49,283.80x = 1,307,505,679.26
  5. Step 5: Solve for x
    x = 1,307,505,679.26/49,283.80
  6. Step 6: Final answer
    x = 26,530.13

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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.