Home / 43,819.89-65,703.50-17,134.08

Finding the Fourth Proportional to 43,819.89, 65,703.50 and 17,134.08

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Solution

The fourth proportional to 43,819.89, 65,703.50 and 17,134.08 is: 25,690.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,819.89 : 65,703.50 = 17,134.08 : x
  2. Step 2: Convert to fraction form
    43,819.89/65,703.50 = 17,134.08/x
  3. Step 3: Cross multiply
    43,819.89x = 65,703.50 × 17,134.08
  4. Step 4: Simplify right side
    43,819.89x = 1,125,768,939.61
  5. Step 5: Solve for x
    x = 1,125,768,939.61/43,819.89
  6. Step 6: Final answer
    x = 25,690.82

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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.