Home / 177,828.86-245,493.03-137,451.44

Finding the Fourth Proportional to 177,828.86, 245,493.03 and 137,451.44

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Solution

The fourth proportional to 177,828.86, 245,493.03 and 137,451.44 is: 189,751.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,828.86 : 245,493.03 = 137,451.44 : x
  2. Step 2: Convert to fraction form
    177,828.86/245,493.03 = 137,451.44/x
  3. Step 3: Cross multiply
    177,828.86x = 245,493.03 × 137,451.44
  4. Step 4: Simplify right side
    177,828.86x = 33,743,370,483.46
  5. Step 5: Solve for x
    x = 33,743,370,483.46/177,828.86
  6. Step 6: Final answer
    x = 189,751.94

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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.