Home / 175,128.66-241,695.76-107,190.92

Finding the Fourth Proportional to 175,128.66, 241,695.76 and 107,190.92

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Solution

The fourth proportional to 175,128.66, 241,695.76 and 107,190.92 is: 147,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,128.66 : 241,695.76 = 107,190.92 : x
  2. Step 2: Convert to fraction form
    175,128.66/241,695.76 = 107,190.92/x
  3. Step 3: Cross multiply
    175,128.66x = 241,695.76 × 107,190.92
  4. Step 4: Simplify right side
    175,128.66x = 25,907,590,874.50
  5. Step 5: Solve for x
    x = 25,907,590,874.50/175,128.66
  6. Step 6: Final answer
    x = 147,934.61

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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.