Home / 209,894.08-314,885.04-116,203.36

Finding the Fourth Proportional to 209,894.08, 314,885.04 and 116,203.36

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Solution

The fourth proportional to 209,894.08, 314,885.04 and 116,203.36 is: 174,329.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,894.08 : 314,885.04 = 116,203.36 : x
  2. Step 2: Convert to fraction form
    209,894.08/314,885.04 = 116,203.36/x
  3. Step 3: Cross multiply
    209,894.08x = 314,885.04 × 116,203.36
  4. Step 4: Simplify right side
    209,894.08x = 36,590,699,661.73
  5. Step 5: Solve for x
    x = 36,590,699,661.73/209,894.08
  6. Step 6: Final answer
    x = 174,329.36

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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.