Home / 264,024.85-396,033.68-86,537.65

Finding the Fourth Proportional to 264,024.85, 396,033.68 and 86,537.65

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Solution

The fourth proportional to 264,024.85, 396,033.68 and 86,537.65 is: 129,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,024.85 : 396,033.68 = 86,537.65 : x
  2. Step 2: Convert to fraction form
    264,024.85/396,033.68 = 86,537.65/x
  3. Step 3: Cross multiply
    264,024.85x = 396,033.68 × 86,537.65
  4. Step 4: Simplify right side
    264,024.85x = 34,271,823,555.36
  5. Step 5: Solve for x
    x = 34,271,823,555.36/264,024.85
  6. Step 6: Final answer
    x = 129,805.30

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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.