Home / 50,439.92-69,586.20-30,017.90

Finding the Fourth Proportional to 50,439.92, 69,586.20 and 30,017.90

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Solution

The fourth proportional to 50,439.92, 69,586.20 and 30,017.90 is: 41,412.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,439.92 : 69,586.20 = 30,017.90 : x
  2. Step 2: Convert to fraction form
    50,439.92/69,586.20 = 30,017.90/x
  3. Step 3: Cross multiply
    50,439.92x = 69,586.20 × 30,017.90
  4. Step 4: Simplify right side
    50,439.92x = 2,088,831,592.98
  5. Step 5: Solve for x
    x = 2,088,831,592.98/50,439.92
  6. Step 6: Final answer
    x = 41,412.27

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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.