Home / 254,228.44-381,332.67-76,730.62

Finding the Fourth Proportional to 254,228.44, 381,332.67 and 76,730.62

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Solution

The fourth proportional to 254,228.44, 381,332.67 and 76,730.62 is: 115,092.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,228.44 : 381,332.67 = 76,730.62 : x
  2. Step 2: Convert to fraction form
    254,228.44/381,332.67 = 76,730.62/x
  3. Step 3: Cross multiply
    254,228.44x = 381,332.67 × 76,730.62
  4. Step 4: Simplify right side
    254,228.44x = 29,259,892,195.36
  5. Step 5: Solve for x
    x = 29,259,892,195.36/254,228.44
  6. Step 6: Final answer
    x = 115,092.91

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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.