Home / 94,540.77-130,464.56-51,520.64

Finding the Fourth Proportional to 94,540.77, 130,464.56 and 51,520.64

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Solution

The fourth proportional to 94,540.77, 130,464.56 and 51,520.64 is: 71,097.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,540.77 : 130,464.56 = 51,520.64 : x
  2. Step 2: Convert to fraction form
    94,540.77/130,464.56 = 51,520.64/x
  3. Step 3: Cross multiply
    94,540.77x = 130,464.56 × 51,520.64
  4. Step 4: Simplify right side
    94,540.77x = 6,721,617,105.00
  5. Step 5: Solve for x
    x = 6,721,617,105.00/94,540.77
  6. Step 6: Final answer
    x = 71,097.55

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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.