Home / 74,544.96-111,669.84-48,268.20

Finding the Fourth Proportional to 74,544.96, 111,669.84 and 48,268.20

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Solution

The fourth proportional to 74,544.96, 111,669.84 and 48,268.20 is: 72,306.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,544.96 : 111,669.84 = 48,268.20 : x
  2. Step 2: Convert to fraction form
    74,544.96/111,669.84 = 48,268.20/x
  3. Step 3: Cross multiply
    74,544.96x = 111,669.84 × 48,268.20
  4. Step 4: Simplify right side
    74,544.96x = 5,390,102,171.09
  5. Step 5: Solve for x
    x = 5,390,102,171.09/74,544.96
  6. Step 6: Final answer
    x = 72,306.73

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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.