Home / 183,839.43-253,678.62-103,275.84

Finding the Fourth Proportional to 183,839.43, 253,678.62 and 103,275.84

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Solution

The fourth proportional to 183,839.43, 253,678.62 and 103,275.84 is: 142,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,839.43 : 253,678.62 = 103,275.84 : x
  2. Step 2: Convert to fraction form
    183,839.43/253,678.62 = 103,275.84/x
  3. Step 3: Cross multiply
    183,839.43x = 253,678.62 × 103,275.84
  4. Step 4: Simplify right side
    183,839.43x = 26,198,872,570.54
  5. Step 5: Solve for x
    x = 26,198,872,570.54/183,839.43
  6. Step 6: Final answer
    x = 142,509.54

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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.