Home / 272,915.00-408,919.92-165,975.50

Finding the Fourth Proportional to 272,915.00, 408,919.92 and 165,975.50

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Solution

The fourth proportional to 272,915.00, 408,919.92 and 165,975.50 is: 248,688.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,915.00 : 408,919.92 = 165,975.50 : x
  2. Step 2: Convert to fraction form
    272,915.00/408,919.92 = 165,975.50/x
  3. Step 3: Cross multiply
    272,915.00x = 408,919.92 × 165,975.50
  4. Step 4: Simplify right side
    272,915.00x = 67,870,686,137.36
  5. Step 5: Solve for x
    x = 67,870,686,137.36/272,915.00
  6. Step 6: Final answer
    x = 248,688.01

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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.