Home / 43,579.74-65,348.01-15,495.58

Finding the Fourth Proportional to 43,579.74, 65,348.01 and 15,495.58

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Solution

The fourth proportional to 43,579.74, 65,348.01 and 15,495.58 is: 23,235.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,579.74 : 65,348.01 = 15,495.58 : x
  2. Step 2: Convert to fraction form
    43,579.74/65,348.01 = 15,495.58/x
  3. Step 3: Cross multiply
    43,579.74x = 65,348.01 × 15,495.58
  4. Step 4: Simplify right side
    43,579.74x = 1,012,604,912.58
  5. Step 5: Solve for x
    x = 1,012,604,912.58/43,579.74
  6. Step 6: Final answer
    x = 23,235.68

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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.