Home / 163,579.97-245,370.01-51,268.90

Finding the Fourth Proportional to 163,579.97, 245,370.01 and 51,268.90

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Solution

The fourth proportional to 163,579.97, 245,370.01 and 51,268.90 is: 76,903.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,579.97 : 245,370.01 = 51,268.90 : x
  2. Step 2: Convert to fraction form
    163,579.97/245,370.01 = 51,268.90/x
  3. Step 3: Cross multiply
    163,579.97x = 245,370.01 × 51,268.90
  4. Step 4: Simplify right side
    163,579.97x = 12,579,850,505.69
  5. Step 5: Solve for x
    x = 12,579,850,505.69/163,579.97
  6. Step 6: Final answer
    x = 76,903.37

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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.