Home / 214,946.70-322,420.05-194,279.55

Finding the Fourth Proportional to 214,946.70, 322,420.05 and 194,279.55

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Solution

The fourth proportional to 214,946.70, 322,420.05 and 194,279.55 is: 291,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,946.70 : 322,420.05 = 194,279.55 : x
  2. Step 2: Convert to fraction form
    214,946.70/322,420.05 = 194,279.55/x
  3. Step 3: Cross multiply
    214,946.70x = 322,420.05 × 194,279.55
  4. Step 4: Simplify right side
    214,946.70x = 62,639,622,224.98
  5. Step 5: Solve for x
    x = 62,639,622,224.98/214,946.70
  6. Step 6: Final answer
    x = 291,419.33

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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.