Home / 165,937-248,930.46-53,579.56

Finding the Fourth Proportional to 165,937, 248,930.46 and 53,579.56

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Solution

The fourth proportional to 165,937, 248,930.46 and 53,579.56 is: 80,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,937 : 248,930.46 = 53,579.56 : x
  2. Step 2: Convert to fraction form
    165,937/248,930.46 = 53,579.56/x
  3. Step 3: Cross multiply
    165,937x = 248,930.46 × 53,579.56
  4. Step 4: Simplify right side
    165,937x = 13,337,584,517.40
  5. Step 5: Solve for x
    x = 13,337,584,517.40/165,937
  6. Step 6: Final answer
    x = 80,377.40

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1.5x scale

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.