Home / 204,586.17-307,010.33-99,347.73

Finding the Fourth Proportional to 204,586.17, 307,010.33 and 99,347.73

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Solution

The fourth proportional to 204,586.17, 307,010.33 and 99,347.73 is: 149,085.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,586.17 : 307,010.33 = 99,347.73 : x
  2. Step 2: Convert to fraction form
    204,586.17/307,010.33 = 99,347.73/x
  3. Step 3: Cross multiply
    204,586.17x = 307,010.33 × 99,347.73
  4. Step 4: Simplify right side
    204,586.17x = 30,500,779,372.05
  5. Step 5: Solve for x
    x = 30,500,779,372.05/204,586.17
  6. Step 6: Final answer
    x = 149,085.25

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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.