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Finding the Fourth Proportional to 183,200.10, 274,800.15 and 135,960.90

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Solution

The fourth proportional to 183,200.10, 274,800.15 and 135,960.90 is: 203,941.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,200.10 : 274,800.15 = 135,960.90 : x
  2. Step 2: Convert to fraction form
    183,200.10/274,800.15 = 135,960.90/x
  3. Step 3: Cross multiply
    183,200.10x = 274,800.15 × 135,960.90
  4. Step 4: Simplify right side
    183,200.10x = 37,362,075,714.14
  5. Step 5: Solve for x
    x = 37,362,075,714.14/183,200.10
  6. Step 6: Final answer
    x = 203,941.35

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Similar ratio
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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.