Home / 183,866.45-253,734.19-103,292.27

Finding the Fourth Proportional to 183,866.45, 253,734.19 and 103,292.27

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Solution

The fourth proportional to 183,866.45, 253,734.19 and 103,292.27 is: 142,542.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,866.45 : 253,734.19 = 103,292.27 : x
  2. Step 2: Convert to fraction form
    183,866.45/253,734.19 = 103,292.27/x
  3. Step 3: Cross multiply
    183,866.45x = 253,734.19 × 103,292.27
  4. Step 4: Simplify right side
    183,866.45x = 26,208,780,837.82
  5. Step 5: Solve for x
    x = 26,208,780,837.82/183,866.45
  6. Step 6: Final answer
    x = 142,542.49

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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.