Home / 80,699.44-121,055.64-24,544.58

Finding the Fourth Proportional to 80,699.44, 121,055.64 and 24,544.58

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Solution

The fourth proportional to 80,699.44, 121,055.64 and 24,544.58 is: 36,818.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,699.44 : 121,055.64 = 24,544.58 : x
  2. Step 2: Convert to fraction form
    80,699.44/121,055.64 = 24,544.58/x
  3. Step 3: Cross multiply
    80,699.44x = 121,055.64 × 24,544.58
  4. Step 4: Simplify right side
    80,699.44x = 2,971,259,840.43
  5. Step 5: Solve for x
    x = 2,971,259,840.43/80,699.44
  6. Step 6: Final answer
    x = 36,818.84

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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.