Home / 163,579.49-245,369.33-51,268.46

Finding the Fourth Proportional to 163,579.49, 245,369.33 and 51,268.46

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Solution

The fourth proportional to 163,579.49, 245,369.33 and 51,268.46 is: 76,902.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,579.49 : 245,369.33 = 51,268.46 : x
  2. Step 2: Convert to fraction form
    163,579.49/245,369.33 = 51,268.46/x
  3. Step 3: Cross multiply
    163,579.49x = 245,369.33 × 51,268.46
  4. Step 4: Simplify right side
    163,579.49x = 12,579,706,197.14
  5. Step 5: Solve for x
    x = 12,579,706,197.14/163,579.49
  6. Step 6: Final answer
    x = 76,902.71

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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.