Home / 177,632.12-266,440.86-98,696

Finding the Fourth Proportional to 177,632.12, 266,440.86 and 98,696

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Solution

The fourth proportional to 177,632.12, 266,440.86 and 98,696 is: 148,039.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,632.12 : 266,440.86 = 98,696 : x
  2. Step 2: Convert to fraction form
    177,632.12/266,440.86 = 98,696/x
  3. Step 3: Cross multiply
    177,632.12x = 266,440.86 × 98,696
  4. Step 4: Simplify right side
    177,632.12x = 26,296,647,118.56
  5. Step 5: Solve for x
    x = 26,296,647,118.56/177,632.12
  6. Step 6: Final answer
    x = 148,039.93

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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.