Home / 50,028.77-69,048.23-28,820.36

Finding the Fourth Proportional to 50,028.77, 69,048.23 and 28,820.36

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Solution

The fourth proportional to 50,028.77, 69,048.23 and 28,820.36 is: 39,777.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,028.77 : 69,048.23 = 28,820.36 : x
  2. Step 2: Convert to fraction form
    50,028.77/69,048.23 = 28,820.36/x
  3. Step 3: Cross multiply
    50,028.77x = 69,048.23 × 28,820.36
  4. Step 4: Simplify right side
    50,028.77x = 1,989,994,356.62
  5. Step 5: Solve for x
    x = 1,989,994,356.62/50,028.77
  6. Step 6: Final answer
    x = 39,777.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.