Home / 264,579.36-396,923.72-87,097.02

Finding the Fourth Proportional to 264,579.36, 396,923.72 and 87,097.02

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Solution

The fourth proportional to 264,579.36, 396,923.72 and 87,097.02 is: 130,663.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,579.36 : 396,923.72 = 87,097.02 : x
  2. Step 2: Convert to fraction form
    264,579.36/396,923.72 = 87,097.02/x
  3. Step 3: Cross multiply
    264,579.36x = 396,923.72 × 87,097.02
  4. Step 4: Simplify right side
    264,579.36x = 34,570,873,179.31
  5. Step 5: Solve for x
    x = 34,570,873,179.31/264,579.36
  6. Step 6: Final answer
    x = 130,663.53

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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.