Home / 255,849.22-353,055.27-141,120.96

Finding the Fourth Proportional to 255,849.22, 353,055.27 and 141,120.96

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Solution

The fourth proportional to 255,849.22, 353,055.27 and 141,120.96 is: 194,737.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,849.22 : 353,055.27 = 141,120.96 : x
  2. Step 2: Convert to fraction form
    255,849.22/353,055.27 = 141,120.96/x
  3. Step 3: Cross multiply
    255,849.22x = 353,055.27 × 141,120.96
  4. Step 4: Simplify right side
    255,849.22x = 49,823,498,635.46
  5. Step 5: Solve for x
    x = 49,823,498,635.46/255,849.22
  6. Step 6: Final answer
    x = 194,737.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.