Home / 94,455.52-130,352.64-54,180.64

Finding the Fourth Proportional to 94,455.52, 130,352.64 and 54,180.64

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Solution

The fourth proportional to 94,455.52, 130,352.64 and 54,180.64 is: 74,771.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,455.52 : 130,352.64 = 54,180.64 : x
  2. Step 2: Convert to fraction form
    94,455.52/130,352.64 = 54,180.64/x
  3. Step 3: Cross multiply
    94,455.52x = 130,352.64 × 54,180.64
  4. Step 4: Simplify right side
    94,455.52x = 7,062,589,460.89
  5. Step 5: Solve for x
    x = 7,062,589,460.89/94,455.52
  6. Step 6: Final answer
    x = 74,771.59

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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.