Home / 344,636.48-516,954.90-107,997.68

Finding the Fourth Proportional to 344,636.48, 516,954.90 and 107,997.68

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Solution

The fourth proportional to 344,636.48, 516,954.90 and 107,997.68 is: 161,996.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,636.48 : 516,954.90 = 107,997.68 : x
  2. Step 2: Convert to fraction form
    344,636.48/516,954.90 = 107,997.68/x
  3. Step 3: Cross multiply
    344,636.48x = 516,954.90 × 107,997.68
  4. Step 4: Simplify right side
    344,636.48x = 55,829,927,279.86
  5. Step 5: Solve for x
    x = 55,829,927,279.86/344,636.48
  6. Step 6: Final answer
    x = 161,996.57

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1.5x scale

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.