Home / 193,634.23-289,829.75-103,451.58

Finding the Fourth Proportional to 193,634.23, 289,829.75 and 103,451.58

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Solution

The fourth proportional to 193,634.23, 289,829.75 and 103,451.58 is: 154,845.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,634.23 : 289,829.75 = 103,451.58 : x
  2. Step 2: Convert to fraction form
    193,634.23/289,829.75 = 103,451.58/x
  3. Step 3: Cross multiply
    193,634.23x = 289,829.75 × 103,451.58
  4. Step 4: Simplify right side
    193,634.23x = 29,983,345,051.25
  5. Step 5: Solve for x
    x = 29,983,345,051.25/193,634.23
  6. Step 6: Final answer
    x = 154,845.27

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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.