Home / 118,440.98-177,670.78-39,555.48

Finding the Fourth Proportional to 118,440.98, 177,670.78 and 39,555.48

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Solution

The fourth proportional to 118,440.98, 177,670.78 and 39,555.48 is: 59,336.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,440.98 : 177,670.78 = 39,555.48 : x
  2. Step 2: Convert to fraction form
    118,440.98/177,670.78 = 39,555.48/x
  3. Step 3: Cross multiply
    118,440.98x = 177,670.78 × 39,555.48
  4. Step 4: Simplify right side
    118,440.98x = 7,027,852,885.99
  5. Step 5: Solve for x
    x = 7,027,852,885.99/118,440.98
  6. Step 6: Final answer
    x = 59,336.33

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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.