Home / 188,823.15-283,168.71-55,668.06

Finding the Fourth Proportional to 188,823.15, 283,168.71 and 55,668.06

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Solution

The fourth proportional to 188,823.15, 283,168.71 and 55,668.06 is: 83,482.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,823.15 : 283,168.71 = 55,668.06 : x
  2. Step 2: Convert to fraction form
    188,823.15/283,168.71 = 55,668.06/x
  3. Step 3: Cross multiply
    188,823.15x = 283,168.71 × 55,668.06
  4. Step 4: Simplify right side
    188,823.15x = 15,763,452,738.40
  5. Step 5: Solve for x
    x = 15,763,452,738.40/188,823.15
  6. Step 6: Final answer
    x = 83,482.63

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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.