Home / 43,207.67-64,824.87-18,258.86

Finding the Fourth Proportional to 43,207.67, 64,824.87 and 18,258.86

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Solution

The fourth proportional to 43,207.67, 64,824.87 and 18,258.86 is: 27,393.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,207.67 : 64,824.87 = 18,258.86 : x
  2. Step 2: Convert to fraction form
    43,207.67/64,824.87 = 18,258.86/x
  3. Step 3: Cross multiply
    43,207.67x = 64,824.87 × 18,258.86
  4. Step 4: Simplify right side
    43,207.67x = 1,183,628,225.85
  5. Step 5: Solve for x
    x = 1,183,628,225.85/43,207.67
  6. Step 6: Final answer
    x = 27,393.94

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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.