Home / 67,027.59-100,541.34-17,107.70

Finding the Fourth Proportional to 67,027.59, 100,541.34 and 17,107.70

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Solution

The fourth proportional to 67,027.59, 100,541.34 and 17,107.70 is: 25,661.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,027.59 : 100,541.34 = 17,107.70 : x
  2. Step 2: Convert to fraction form
    67,027.59/100,541.34 = 17,107.70/x
  3. Step 3: Cross multiply
    67,027.59x = 100,541.34 × 17,107.70
  4. Step 4: Simplify right side
    67,027.59x = 1,720,030,579.61
  5. Step 5: Solve for x
    x = 1,720,030,579.61/67,027.59
  6. Step 6: Final answer
    x = 25,661.53

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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.