Home / 455,161.11-682,829.75-174,656.55

Finding the Fourth Proportional to 455,161.11, 682,829.75 and 174,656.55

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Solution

The fourth proportional to 455,161.11, 682,829.75 and 174,656.55 is: 262,018.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,161.11 : 682,829.75 = 174,656.55 : x
  2. Step 2: Convert to fraction form
    455,161.11/682,829.75 = 174,656.55/x
  3. Step 3: Cross multiply
    455,161.11x = 682,829.75 × 174,656.55
  4. Step 4: Simplify right side
    455,161.11x = 119,260,688,372.36
  5. Step 5: Solve for x
    x = 119,260,688,372.36/455,161.11
  6. Step 6: Final answer
    x = 262,018.63

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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.