Home / 51,819.37-71,512.10-29,159.16

Finding the Fourth Proportional to 51,819.37, 71,512.10 and 29,159.16

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Solution

The fourth proportional to 51,819.37, 71,512.10 and 29,159.16 is: 40,240.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,819.37 : 71,512.10 = 29,159.16 : x
  2. Step 2: Convert to fraction form
    51,819.37/71,512.10 = 29,159.16/x
  3. Step 3: Cross multiply
    51,819.37x = 71,512.10 × 29,159.16
  4. Step 4: Simplify right side
    51,819.37x = 2,085,232,620.04
  5. Step 5: Solve for x
    x = 2,085,232,620.04/51,819.37
  6. Step 6: Final answer
    x = 40,240.41

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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.