Home / 163,333.80-244,943.10-74,629.80

Finding the Fourth Proportional to 163,333.80, 244,943.10 and 74,629.80

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Solution

The fourth proportional to 163,333.80, 244,943.10 and 74,629.80 is: 111,918.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,333.80 : 244,943.10 = 74,629.80 : x
  2. Step 2: Convert to fraction form
    163,333.80/244,943.10 = 74,629.80/x
  3. Step 3: Cross multiply
    163,333.80x = 244,943.10 × 74,629.80
  4. Step 4: Simplify right side
    163,333.80x = 18,280,054,564.38
  5. Step 5: Solve for x
    x = 18,280,054,564.38/163,333.80
  6. Step 6: Final answer
    x = 111,918.38

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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.