Home / 451,888.41-677,829.69-114,926.15

Finding the Fourth Proportional to 451,888.41, 677,829.69 and 114,926.15

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Solution

The fourth proportional to 451,888.41, 677,829.69 and 114,926.15 is: 172,388.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,888.41 : 677,829.69 = 114,926.15 : x
  2. Step 2: Convert to fraction form
    451,888.41/677,829.69 = 114,926.15/x
  3. Step 3: Cross multiply
    451,888.41x = 677,829.69 × 114,926.15
  4. Step 4: Simplify right side
    451,888.41x = 77,900,358,321.97
  5. Step 5: Solve for x
    x = 77,900,358,321.97/451,888.41
  6. Step 6: Final answer
    x = 172,388.48

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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.