Home / 51,627.63-77,469.67-20,038.94

Finding the Fourth Proportional to 51,627.63, 77,469.67 and 20,038.94

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Solution

The fourth proportional to 51,627.63, 77,469.67 and 20,038.94 is: 30,069.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,627.63 : 77,469.67 = 20,038.94 : x
  2. Step 2: Convert to fraction form
    51,627.63/77,469.67 = 20,038.94/x
  3. Step 3: Cross multiply
    51,627.63x = 77,469.67 × 20,038.94
  4. Step 4: Simplify right side
    51,627.63x = 1,552,410,320.21
  5. Step 5: Solve for x
    x = 1,552,410,320.21/51,627.63
  6. Step 6: Final answer
    x = 30,069.37

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1.5x scale

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.