Home / 71,629.88-98,817.44-47,733.28

Finding the Fourth Proportional to 71,629.88, 98,817.44 and 47,733.28

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Solution

The fourth proportional to 71,629.88, 98,817.44 and 47,733.28 is: 65,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,629.88 : 98,817.44 = 47,733.28 : x
  2. Step 2: Convert to fraction form
    71,629.88/98,817.44 = 47,733.28/x
  3. Step 3: Cross multiply
    71,629.88x = 98,817.44 × 47,733.28
  4. Step 4: Simplify right side
    71,629.88x = 4,716,880,532.40
  5. Step 5: Solve for x
    x = 4,716,880,532.40/71,629.88
  6. Step 6: Final answer
    x = 65,850.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.