Home / 77,185.86-115,777.53-24,594.63

Finding the Fourth Proportional to 77,185.86, 115,777.53 and 24,594.63

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Solution

The fourth proportional to 77,185.86, 115,777.53 and 24,594.63 is: 36,891.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,185.86 : 115,777.53 = 24,594.63 : x
  2. Step 2: Convert to fraction form
    77,185.86/115,777.53 = 24,594.63/x
  3. Step 3: Cross multiply
    77,185.86x = 115,777.53 × 24,594.63
  4. Step 4: Simplify right side
    77,185.86x = 2,847,505,512.66
  5. Step 5: Solve for x
    x = 2,847,505,512.66/77,185.86
  6. Step 6: Final answer
    x = 36,891.54

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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.