Home / 264,032.10-396,044.55-86,544.90

Finding the Fourth Proportional to 264,032.10, 396,044.55 and 86,544.90

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Solution

The fourth proportional to 264,032.10, 396,044.55 and 86,544.90 is: 129,816.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,032.10 : 396,044.55 = 86,544.90 : x
  2. Step 2: Convert to fraction form
    264,032.10/396,044.55 = 86,544.90/x
  3. Step 3: Cross multiply
    264,032.10x = 396,044.55 × 86,544.90
  4. Step 4: Simplify right side
    264,032.10x = 34,275,635,975.30
  5. Step 5: Solve for x
    x = 34,275,635,975.30/264,032.10
  6. Step 6: Final answer
    x = 129,816.17

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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.