Home / 77,150.86-115,725.06-24,559.60

Finding the Fourth Proportional to 77,150.86, 115,725.06 and 24,559.60

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Solution

The fourth proportional to 77,150.86, 115,725.06 and 24,559.60 is: 36,839.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,150.86 : 115,725.06 = 24,559.60 : x
  2. Step 2: Convert to fraction form
    77,150.86/115,725.06 = 24,559.60/x
  3. Step 3: Cross multiply
    77,150.86x = 115,725.06 × 24,559.60
  4. Step 4: Simplify right side
    77,150.86x = 2,842,161,183.58
  5. Step 5: Solve for x
    x = 2,842,161,183.58/77,150.86
  6. Step 6: Final answer
    x = 36,839.01

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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.