Home / 77,334.42-115,850.58-53,314.46

Finding the Fourth Proportional to 77,334.42, 115,850.58 and 53,314.46

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Solution

The fourth proportional to 77,334.42, 115,850.58 and 53,314.46 is: 79,867.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,334.42 : 115,850.58 = 53,314.46 : x
  2. Step 2: Convert to fraction form
    77,334.42/115,850.58 = 53,314.46/x
  3. Step 3: Cross multiply
    77,334.42x = 115,850.58 × 53,314.46
  4. Step 4: Simplify right side
    77,334.42x = 6,176,511,113.39
  5. Step 5: Solve for x
    x = 6,176,511,113.39/77,334.42
  6. Step 6: Final answer
    x = 79,867.56

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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.