Home / 60,790.25-91,185.09-16,421.55

Finding the Fourth Proportional to 60,790.25, 91,185.09 and 16,421.55

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Solution

The fourth proportional to 60,790.25, 91,185.09 and 16,421.55 is: 24,632.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,790.25 : 91,185.09 = 16,421.55 : x
  2. Step 2: Convert to fraction form
    60,790.25/91,185.09 = 16,421.55/x
  3. Step 3: Cross multiply
    60,790.25x = 91,185.09 × 16,421.55
  4. Step 4: Simplify right side
    60,790.25x = 1,497,400,514.69
  5. Step 5: Solve for x
    x = 1,497,400,514.69/60,790.25
  6. Step 6: Final answer
    x = 24,632.25

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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.