Home / 50,484.05-69,664.85-27,821.78

Finding the Fourth Proportional to 50,484.05, 69,664.85 and 27,821.78

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Solution

The fourth proportional to 50,484.05, 69,664.85 and 27,821.78 is: 38,392.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,484.05 : 69,664.85 = 27,821.78 : x
  2. Step 2: Convert to fraction form
    50,484.05/69,664.85 = 27,821.78/x
  3. Step 3: Cross multiply
    50,484.05x = 69,664.85 × 27,821.78
  4. Step 4: Simplify right side
    50,484.05x = 1,938,199,782.11
  5. Step 5: Solve for x
    x = 1,938,199,782.11/50,484.05
  6. Step 6: Final answer
    x = 38,392.32

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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.