Home / 336,966.17-505,439.52-87,648.17

Finding the Fourth Proportional to 336,966.17, 505,439.52 and 87,648.17

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Solution

The fourth proportional to 336,966.17, 505,439.52 and 87,648.17 is: 131,469.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,966.17 : 505,439.52 = 87,648.17 : x
  2. Step 2: Convert to fraction form
    336,966.17/505,439.52 = 87,648.17/x
  3. Step 3: Cross multiply
    336,966.17x = 505,439.52 × 87,648.17
  4. Step 4: Simplify right side
    336,966.17x = 44,300,846,446.48
  5. Step 5: Solve for x
    x = 44,300,846,446.48/336,966.17
  6. Step 6: Final answer
    x = 131,469.72

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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.