Home / 188,547.73-260,206.38-103,682.41

Finding the Fourth Proportional to 188,547.73, 260,206.38 and 103,682.41

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Solution

The fourth proportional to 188,547.73, 260,206.38 and 103,682.41 is: 143,087.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,547.73 : 260,206.38 = 103,682.41 : x
  2. Step 2: Convert to fraction form
    188,547.73/260,206.38 = 103,682.41/x
  3. Step 3: Cross multiply
    188,547.73x = 260,206.38 × 103,682.41
  4. Step 4: Simplify right side
    188,547.73x = 26,978,824,575.78
  5. Step 5: Solve for x
    x = 26,978,824,575.78/188,547.73
  6. Step 6: Final answer
    x = 143,087.51

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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.