Home / 94,716.36-130,684.92-54,441.60

Finding the Fourth Proportional to 94,716.36, 130,684.92 and 54,441.60

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Solution

The fourth proportional to 94,716.36, 130,684.92 and 54,441.60 is: 75,115.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,716.36 : 130,684.92 = 54,441.60 : x
  2. Step 2: Convert to fraction form
    94,716.36/130,684.92 = 54,441.60/x
  3. Step 3: Cross multiply
    94,716.36x = 130,684.92 × 54,441.60
  4. Step 4: Simplify right side
    94,716.36x = 7,114,696,140.67
  5. Step 5: Solve for x
    x = 7,114,696,140.67/94,716.36
  6. Step 6: Final answer
    x = 75,115.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.