Home / 39,861.96-59,763.66-19,100.04

Finding the Fourth Proportional to 39,861.96, 59,763.66 and 19,100.04

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Solution

The fourth proportional to 39,861.96, 59,763.66 and 19,100.04 is: 28,636.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,861.96 : 59,763.66 = 19,100.04 : x
  2. Step 2: Convert to fraction form
    39,861.96/59,763.66 = 19,100.04/x
  3. Step 3: Cross multiply
    39,861.96x = 59,763.66 × 19,100.04
  4. Step 4: Simplify right side
    39,861.96x = 1,141,488,296.55
  5. Step 5: Solve for x
    x = 1,141,488,296.55/39,861.96
  6. Step 6: Final answer
    x = 28,636.03

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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.