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Finding the Fourth Proportional to 186,028.25, 279,042.39 and 54,700.25

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Solution

The fourth proportional to 186,028.25, 279,042.39 and 54,700.25 is: 82,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,028.25 : 279,042.39 = 54,700.25 : x
  2. Step 2: Convert to fraction form
    186,028.25/279,042.39 = 54,700.25/x
  3. Step 3: Cross multiply
    186,028.25x = 279,042.39 × 54,700.25
  4. Step 4: Simplify right side
    186,028.25x = 15,263,688,493.60
  5. Step 5: Solve for x
    x = 15,263,688,493.60/186,028.25
  6. Step 6: Final answer
    x = 82,050.38

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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.