Home / 254,199.53-381,302.24-76,708.08

Finding the Fourth Proportional to 254,199.53, 381,302.24 and 76,708.08

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Solution

The fourth proportional to 254,199.53, 381,302.24 and 76,708.08 is: 115,063.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,199.53 : 381,302.24 = 76,708.08 : x
  2. Step 2: Convert to fraction form
    254,199.53/381,302.24 = 76,708.08/x
  3. Step 3: Cross multiply
    254,199.53x = 381,302.24 × 76,708.08
  4. Step 4: Simplify right side
    254,199.53x = 29,248,962,346.56
  5. Step 5: Solve for x
    x = 29,248,962,346.56/254,199.53
  6. Step 6: Final answer
    x = 115,063.01

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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.