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Finding the Fourth Proportional to 183,209.94, 274,770.71 and 76,536.28

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Solution

The fourth proportional to 183,209.94, 274,770.71 and 76,536.28 is: 114,785.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,209.94 : 274,770.71 = 76,536.28 : x
  2. Step 2: Convert to fraction form
    183,209.94/274,770.71 = 76,536.28/x
  3. Step 3: Cross multiply
    183,209.94x = 274,770.71 × 76,536.28
  4. Step 4: Simplify right side
    183,209.94x = 21,029,927,996.36
  5. Step 5: Solve for x
    x = 21,029,927,996.36/183,209.94
  6. Step 6: Final answer
    x = 114,785.96

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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.