Home / 547,539.01-821,243.82-168,459.01

Finding the Fourth Proportional to 547,539.01, 821,243.82 and 168,459.01

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Solution

The fourth proportional to 547,539.01, 821,243.82 and 168,459.01 is: 252,668.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,539.01 : 821,243.82 = 168,459.01 : x
  2. Step 2: Convert to fraction form
    547,539.01/821,243.82 = 168,459.01/x
  3. Step 3: Cross multiply
    547,539.01x = 821,243.82 × 168,459.01
  4. Step 4: Simplify right side
    547,539.01x = 138,345,920,885.82
  5. Step 5: Solve for x
    x = 138,345,920,885.82/547,539.01
  6. Step 6: Final answer
    x = 252,668.61

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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.