Home / 74,567.96-111,851.91-27,186.60

Finding the Fourth Proportional to 74,567.96, 111,851.91 and 27,186.60

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Solution

The fourth proportional to 74,567.96, 111,851.91 and 27,186.60 is: 40,779.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,567.96 : 111,851.91 = 27,186.60 : x
  2. Step 2: Convert to fraction form
    74,567.96/111,851.91 = 27,186.60/x
  3. Step 3: Cross multiply
    74,567.96x = 111,851.91 × 27,186.60
  4. Step 4: Simplify right side
    74,567.96x = 3,040,873,136.41
  5. Step 5: Solve for x
    x = 3,040,873,136.41/74,567.96
  6. Step 6: Final answer
    x = 40,779.89

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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.