Home / 49,364.20-74,219.10-48,327.40

Finding the Fourth Proportional to 49,364.20, 74,219.10 and 48,327.40

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Solution

The fourth proportional to 49,364.20, 74,219.10 and 48,327.40 is: 72,660.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,364.20 : 74,219.10 = 48,327.40 : x
  2. Step 2: Convert to fraction form
    49,364.20/74,219.10 = 48,327.40/x
  3. Step 3: Cross multiply
    49,364.20x = 74,219.10 × 48,327.40
  4. Step 4: Simplify right side
    49,364.20x = 3,586,816,133.34
  5. Step 5: Solve for x
    x = 3,586,816,133.34/49,364.20
  6. Step 6: Final answer
    x = 72,660.27

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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.