Home / 118,578.02-177,824.18-39,673.79

Finding the Fourth Proportional to 118,578.02, 177,824.18 and 39,673.79

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Solution

The fourth proportional to 118,578.02, 177,824.18 and 39,673.79 is: 59,496.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,578.02 : 177,824.18 = 39,673.79 : x
  2. Step 2: Convert to fraction form
    118,578.02/177,824.18 = 39,673.79/x
  3. Step 3: Cross multiply
    118,578.02x = 177,824.18 × 39,673.79
  4. Step 4: Simplify right side
    118,578.02x = 7,054,958,086.75
  5. Step 5: Solve for x
    x = 7,054,958,086.75/118,578.02
  6. Step 6: Final answer
    x = 59,496.34

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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.