Home / 186,736.52-280,141.20-60,408.08

Finding the Fourth Proportional to 186,736.52, 280,141.20 and 60,408.08

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Solution

The fourth proportional to 186,736.52, 280,141.20 and 60,408.08 is: 90,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,736.52 : 280,141.20 = 60,408.08 : x
  2. Step 2: Convert to fraction form
    186,736.52/280,141.20 = 60,408.08/x
  3. Step 3: Cross multiply
    186,736.52x = 280,141.20 × 60,408.08
  4. Step 4: Simplify right side
    186,736.52x = 16,922,792,020.90
  5. Step 5: Solve for x
    x = 16,922,792,020.90/186,736.52
  6. Step 6: Final answer
    x = 90,623.90

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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.