Home / 269,575.04-371,992.68-148,720.88

Finding the Fourth Proportional to 269,575.04, 371,992.68 and 148,720.88

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Solution

The fourth proportional to 269,575.04, 371,992.68 and 148,720.88 is: 205,223.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,575.04 : 371,992.68 = 148,720.88 : x
  2. Step 2: Convert to fraction form
    269,575.04/371,992.68 = 148,720.88/x
  3. Step 3: Cross multiply
    269,575.04x = 371,992.68 × 148,720.88
  4. Step 4: Simplify right side
    269,575.04x = 55,323,078,723.16
  5. Step 5: Solve for x
    x = 55,323,078,723.16/269,575.04
  6. Step 6: Final answer
    x = 205,223.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.