Home / 188,899.47-283,414.80-83,792.25

Finding the Fourth Proportional to 188,899.47, 283,414.80 and 83,792.25

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Solution

The fourth proportional to 188,899.47, 283,414.80 and 83,792.25 is: 125,717.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,899.47 : 283,414.80 = 83,792.25 : x
  2. Step 2: Convert to fraction form
    188,899.47/283,414.80 = 83,792.25/x
  3. Step 3: Cross multiply
    188,899.47x = 283,414.80 × 83,792.25
  4. Step 4: Simplify right side
    188,899.47x = 23,747,963,775.30
  5. Step 5: Solve for x
    x = 23,747,963,775.30/188,899.47
  6. Step 6: Final answer
    x = 125,717.47

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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.