Home / 118,036.17-177,072.66-47,920.41

Finding the Fourth Proportional to 118,036.17, 177,072.66 and 47,920.41

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Solution

The fourth proportional to 118,036.17, 177,072.66 and 47,920.41 is: 71,888.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,036.17 : 177,072.66 = 47,920.41 : x
  2. Step 2: Convert to fraction form
    118,036.17/177,072.66 = 47,920.41/x
  3. Step 3: Cross multiply
    118,036.17x = 177,072.66 × 47,920.41
  4. Step 4: Simplify right side
    118,036.17x = 8,485,394,466.99
  5. Step 5: Solve for x
    x = 8,485,394,466.99/118,036.17
  6. Step 6: Final answer
    x = 71,888.09

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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.