Home / 43,274.76-64,861.26-19,554.62

Finding the Fourth Proportional to 43,274.76, 64,861.26 and 19,554.62

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Solution

The fourth proportional to 43,274.76, 64,861.26 and 19,554.62 is: 29,308.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,274.76 : 64,861.26 = 19,554.62 : x
  2. Step 2: Convert to fraction form
    43,274.76/64,861.26 = 19,554.62/x
  3. Step 3: Cross multiply
    43,274.76x = 64,861.26 × 19,554.62
  4. Step 4: Simplify right side
    43,274.76x = 1,268,336,894.39
  5. Step 5: Solve for x
    x = 1,268,336,894.39/43,274.76
  6. Step 6: Final answer
    x = 29,308.93

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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.