Home / 209,264.73-288,884.52-133,856.97

Finding the Fourth Proportional to 209,264.73, 288,884.52 and 133,856.97

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Solution

The fourth proportional to 209,264.73, 288,884.52 and 133,856.97 is: 184,786.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,264.73 : 288,884.52 = 133,856.97 : x
  2. Step 2: Convert to fraction form
    209,264.73/288,884.52 = 133,856.97/x
  3. Step 3: Cross multiply
    209,264.73x = 288,884.52 × 133,856.97
  4. Step 4: Simplify right side
    209,264.73x = 38,669,206,527.10
  5. Step 5: Solve for x
    x = 38,669,206,527.10/209,264.73
  6. Step 6: Final answer
    x = 184,786.07

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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.