Home / 209,930.98-314,434.89-173,494.50

Finding the Fourth Proportional to 209,930.98, 314,434.89 and 173,494.50

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Solution

The fourth proportional to 209,930.98, 314,434.89 and 173,494.50 is: 259,860.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,930.98 : 314,434.89 = 173,494.50 : x
  2. Step 2: Convert to fraction form
    209,930.98/314,434.89 = 173,494.50/x
  3. Step 3: Cross multiply
    209,930.98x = 314,434.89 × 173,494.50
  4. Step 4: Simplify right side
    209,930.98x = 54,552,724,023.11
  5. Step 5: Solve for x
    x = 54,552,724,023.11/209,930.98
  6. Step 6: Final answer
    x = 259,860.28

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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.