Home / 254,199.44-381,330.94-76,706.16

Finding the Fourth Proportional to 254,199.44, 381,330.94 and 76,706.16

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Solution

The fourth proportional to 254,199.44, 381,330.94 and 76,706.16 is: 115,068.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,199.44 : 381,330.94 = 76,706.16 : x
  2. Step 2: Convert to fraction form
    254,199.44/381,330.94 = 76,706.16/x
  3. Step 3: Cross multiply
    254,199.44x = 381,330.94 × 76,706.16
  4. Step 4: Simplify right side
    254,199.44x = 29,250,432,096.59
  5. Step 5: Solve for x
    x = 29,250,432,096.59/254,199.44
  6. Step 6: Final answer
    x = 115,068.83

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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.