Home / 50,318.40-75,391.20-32,779.20

Finding the Fourth Proportional to 50,318.40, 75,391.20 and 32,779.20

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Solution

The fourth proportional to 50,318.40, 75,391.20 and 32,779.20 is: 49,112.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,318.40 : 75,391.20 = 32,779.20 : x
  2. Step 2: Convert to fraction form
    50,318.40/75,391.20 = 32,779.20/x
  3. Step 3: Cross multiply
    50,318.40x = 75,391.20 × 32,779.20
  4. Step 4: Simplify right side
    50,318.40x = 2,471,263,223.04
  5. Step 5: Solve for x
    x = 2,471,263,223.04/50,318.40
  6. Step 6: Final answer
    x = 49,112.52

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1.5x scale

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.