Home / 209,634.66-314,448.27-51,863.10

Finding the Fourth Proportional to 209,634.66, 314,448.27 and 51,863.10

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Solution

The fourth proportional to 209,634.66, 314,448.27 and 51,863.10 is: 77,793.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,634.66 : 314,448.27 = 51,863.10 : x
  2. Step 2: Convert to fraction form
    209,634.66/314,448.27 = 51,863.10/x
  3. Step 3: Cross multiply
    209,634.66x = 314,448.27 × 51,863.10
  4. Step 4: Simplify right side
    209,634.66x = 16,308,262,071.84
  5. Step 5: Solve for x
    x = 16,308,262,071.84/209,634.66
  6. Step 6: Final answer
    x = 77,793.73

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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.