Home / 264,586.40-396,934.24-87,104

Finding the Fourth Proportional to 264,586.40, 396,934.24 and 87,104

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Solution

The fourth proportional to 264,586.40, 396,934.24 and 87,104 is: 130,673.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,586.40 : 396,934.24 = 87,104 : x
  2. Step 2: Convert to fraction form
    264,586.40/396,934.24 = 87,104/x
  3. Step 3: Cross multiply
    264,586.40x = 396,934.24 × 87,104
  4. Step 4: Simplify right side
    264,586.40x = 34,574,560,040.96
  5. Step 5: Solve for x
    x = 34,574,560,040.96/264,586.40
  6. Step 6: Final answer
    x = 130,673.99

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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.