Home / 548,961.91-823,521.56-169,915.93

Finding the Fourth Proportional to 548,961.91, 823,521.56 and 169,915.93

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Solution

The fourth proportional to 548,961.91, 823,521.56 and 169,915.93 is: 254,898.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,961.91 : 823,521.56 = 169,915.93 : x
  2. Step 2: Convert to fraction form
    548,961.91/823,521.56 = 169,915.93/x
  3. Step 3: Cross multiply
    548,961.91x = 823,521.56 × 169,915.93
  4. Step 4: Simplify right side
    548,961.91x = 139,929,427,624.84
  5. Step 5: Solve for x
    x = 139,929,427,624.84/548,961.91
  6. Step 6: Final answer
    x = 254,898.25

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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.