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Finding the Fourth Proportional to 183,740.78, 275,649.44 and 92,607.40

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Solution

The fourth proportional to 183,740.78, 275,649.44 and 92,607.40 is: 138,930.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,740.78 : 275,649.44 = 92,607.40 : x
  2. Step 2: Convert to fraction form
    183,740.78/275,649.44 = 92,607.40/x
  3. Step 3: Cross multiply
    183,740.78x = 275,649.44 × 92,607.40
  4. Step 4: Simplify right side
    183,740.78x = 25,527,178,091.84
  5. Step 5: Solve for x
    x = 25,527,178,091.84/183,740.78
  6. Step 6: Final answer
    x = 138,930.39

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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.