Home / 74,464.62-111,700.35-36,548.20

Finding the Fourth Proportional to 74,464.62, 111,700.35 and 36,548.20

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Solution

The fourth proportional to 74,464.62, 111,700.35 and 36,548.20 is: 54,823.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,464.62 : 111,700.35 = 36,548.20 : x
  2. Step 2: Convert to fraction form
    74,464.62/111,700.35 = 36,548.20/x
  3. Step 3: Cross multiply
    74,464.62x = 111,700.35 × 36,548.20
  4. Step 4: Simplify right side
    74,464.62x = 4,082,446,397.37
  5. Step 5: Solve for x
    x = 4,082,446,397.37/74,464.62
  6. Step 6: Final answer
    x = 54,823.97

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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.