Home / 118,087.62-177,093.05-39,180.66

Finding the Fourth Proportional to 118,087.62, 177,093.05 and 39,180.66

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Solution

The fourth proportional to 118,087.62, 177,093.05 and 39,180.66 is: 58,758.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,087.62 : 177,093.05 = 39,180.66 : x
  2. Step 2: Convert to fraction form
    118,087.62/177,093.05 = 39,180.66/x
  3. Step 3: Cross multiply
    118,087.62x = 177,093.05 × 39,180.66
  4. Step 4: Simplify right side
    118,087.62x = 6,938,622,384.51
  5. Step 5: Solve for x
    x = 6,938,622,384.51/118,087.62
  6. Step 6: Final answer
    x = 58,758.25

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1.5x scale

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.