Home / 49,528.85-74,315.21-20,004.35

Finding the Fourth Proportional to 49,528.85, 74,315.21 and 20,004.35

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Solution

The fourth proportional to 49,528.85, 74,315.21 and 20,004.35 is: 30,015.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,528.85 : 74,315.21 = 20,004.35 : x
  2. Step 2: Convert to fraction form
    49,528.85/74,315.21 = 20,004.35/x
  3. Step 3: Cross multiply
    49,528.85x = 74,315.21 × 20,004.35
  4. Step 4: Simplify right side
    49,528.85x = 1,486,626,999.57
  5. Step 5: Solve for x
    x = 1,486,626,999.57/49,528.85
  6. Step 6: Final answer
    x = 30,015.38

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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.