Home / 50,664.66-69,916.85-28,005.22

Finding the Fourth Proportional to 50,664.66, 69,916.85 and 28,005.22

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Solution

The fourth proportional to 50,664.66, 69,916.85 and 28,005.22 is: 38,646.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,664.66 : 69,916.85 = 28,005.22 : x
  2. Step 2: Convert to fraction form
    50,664.66/69,916.85 = 28,005.22/x
  3. Step 3: Cross multiply
    50,664.66x = 69,916.85 × 28,005.22
  4. Step 4: Simplify right side
    50,664.66x = 1,958,036,765.96
  5. Step 5: Solve for x
    x = 1,958,036,765.96/50,664.66
  6. Step 6: Final answer
    x = 38,646.99

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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.