Home / 94,399.36-130,271.58-54,115.54

Finding the Fourth Proportional to 94,399.36, 130,271.58 and 54,115.54

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Solution

The fourth proportional to 94,399.36, 130,271.58 and 54,115.54 is: 74,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,399.36 : 130,271.58 = 54,115.54 : x
  2. Step 2: Convert to fraction form
    94,399.36/130,271.58 = 54,115.54/x
  3. Step 3: Cross multiply
    94,399.36x = 130,271.58 × 54,115.54
  4. Step 4: Simplify right side
    94,399.36x = 7,049,716,898.35
  5. Step 5: Solve for x
    x = 7,049,716,898.35/94,399.36
  6. Step 6: Final answer
    x = 74,679.71

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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.