Home / 327,259.74-490,895.69-102,615.15

Finding the Fourth Proportional to 327,259.74, 490,895.69 and 102,615.15

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Solution

The fourth proportional to 327,259.74, 490,895.69 and 102,615.15 is: 153,924.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,259.74 : 490,895.69 = 102,615.15 : x
  2. Step 2: Convert to fraction form
    327,259.74/490,895.69 = 102,615.15/x
  3. Step 3: Cross multiply
    327,259.74x = 490,895.69 × 102,615.15
  4. Step 4: Simplify right side
    327,259.74x = 50,373,334,350.63
  5. Step 5: Solve for x
    x = 50,373,334,350.63/327,259.74
  6. Step 6: Final answer
    x = 153,924.63

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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.