Home / 40,100.22-60,139.26-13,797.90

Finding the Fourth Proportional to 40,100.22, 60,139.26 and 13,797.90

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Solution

The fourth proportional to 40,100.22, 60,139.26 and 13,797.90 is: 20,693.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,100.22 : 60,139.26 = 13,797.90 : x
  2. Step 2: Convert to fraction form
    40,100.22/60,139.26 = 13,797.90/x
  3. Step 3: Cross multiply
    40,100.22x = 60,139.26 × 13,797.90
  4. Step 4: Simplify right side
    40,100.22x = 829,795,495.55
  5. Step 5: Solve for x
    x = 829,795,495.55/40,100.22
  6. Step 6: Final answer
    x = 20,693.04

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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.