Home / 44,309.40-66,483.30-20,923.80

Finding the Fourth Proportional to 44,309.40, 66,483.30 and 20,923.80

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Solution

The fourth proportional to 44,309.40, 66,483.30 and 20,923.80 is: 31,394.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,309.40 : 66,483.30 = 20,923.80 : x
  2. Step 2: Convert to fraction form
    44,309.40/66,483.30 = 20,923.80/x
  3. Step 3: Cross multiply
    44,309.40x = 66,483.30 × 20,923.80
  4. Step 4: Simplify right side
    44,309.40x = 1,391,083,272.54
  5. Step 5: Solve for x
    x = 1,391,083,272.54/44,309.40
  6. Step 6: Final answer
    x = 31,394.77

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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.