Home / 118,230.16-177,245.36-55,017.66

Finding the Fourth Proportional to 118,230.16, 177,245.36 and 55,017.66

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Solution

The fourth proportional to 118,230.16, 177,245.36 and 55,017.66 is: 82,480.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,230.16 : 177,245.36 = 55,017.66 : x
  2. Step 2: Convert to fraction form
    118,230.16/177,245.36 = 55,017.66/x
  3. Step 3: Cross multiply
    118,230.16x = 177,245.36 × 55,017.66
  4. Step 4: Simplify right side
    118,230.16x = 9,751,624,953.06
  5. Step 5: Solve for x
    x = 9,751,624,953.06/118,230.16
  6. Step 6: Final answer
    x = 82,480.01

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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.