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Finding the Fourth Proportional to 181,152.10, 271,728.15 and 164,530.90

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Solution

The fourth proportional to 181,152.10, 271,728.15 and 164,530.90 is: 246,796.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,152.10 : 271,728.15 = 164,530.90 : x
  2. Step 2: Convert to fraction form
    181,152.10/271,728.15 = 164,530.90/x
  3. Step 3: Cross multiply
    181,152.10x = 271,728.15 × 164,530.90
  4. Step 4: Simplify right side
    181,152.10x = 44,707,677,074.84
  5. Step 5: Solve for x
    x = 44,707,677,074.84/181,152.10
  6. Step 6: Final answer
    x = 246,796.35

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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.