Home / 323,321.16-446,218.01-178,141.54

Finding the Fourth Proportional to 323,321.16, 446,218.01 and 178,141.54

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Solution

The fourth proportional to 323,321.16, 446,218.01 and 178,141.54 is: 245,854.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,321.16 : 446,218.01 = 178,141.54 : x
  2. Step 2: Convert to fraction form
    323,321.16/446,218.01 = 178,141.54/x
  3. Step 3: Cross multiply
    323,321.16x = 446,218.01 × 178,141.54
  4. Step 4: Simplify right side
    323,321.16x = 79,489,963,477.81
  5. Step 5: Solve for x
    x = 79,489,963,477.81/323,321.16
  6. Step 6: Final answer
    x = 245,854.50

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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.