Home / 245,983.50-368,968.77-68,483.34

Finding the Fourth Proportional to 245,983.50, 368,968.77 and 68,483.34

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Solution

The fourth proportional to 245,983.50, 368,968.77 and 68,483.34 is: 102,723.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,983.50 : 368,968.77 = 68,483.34 : x
  2. Step 2: Convert to fraction form
    245,983.50/368,968.77 = 68,483.34/x
  3. Step 3: Cross multiply
    245,983.50x = 368,968.77 × 68,483.34
  4. Step 4: Simplify right side
    245,983.50x = 25,268,213,725.29
  5. Step 5: Solve for x
    x = 25,268,213,725.29/245,983.50
  6. Step 6: Final answer
    x = 102,723.21

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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.