Home / 74,565.96-111,848.91-27,184.60

Finding the Fourth Proportional to 74,565.96, 111,848.91 and 27,184.60

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Solution

The fourth proportional to 74,565.96, 111,848.91 and 27,184.60 is: 40,776.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,565.96 : 111,848.91 = 27,184.60 : x
  2. Step 2: Convert to fraction form
    74,565.96/111,848.91 = 27,184.60/x
  3. Step 3: Cross multiply
    74,565.96x = 111,848.91 × 27,184.60
  4. Step 4: Simplify right side
    74,565.96x = 3,040,567,878.79
  5. Step 5: Solve for x
    x = 3,040,567,878.79/74,565.96
  6. Step 6: Final answer
    x = 40,776.89

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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.