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Finding the Fourth Proportional to 181,145.92, 271,718.70 and 118,801.84

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Solution

The fourth proportional to 181,145.92, 271,718.70 and 118,801.84 is: 178,202.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,145.92 : 271,718.70 = 118,801.84 : x
  2. Step 2: Convert to fraction form
    181,145.92/271,718.70 = 118,801.84/x
  3. Step 3: Cross multiply
    181,145.92x = 271,718.70 × 118,801.84
  4. Step 4: Simplify right side
    181,145.92x = 32,280,681,522.41
  5. Step 5: Solve for x
    x = 32,280,681,522.41/181,145.92
  6. Step 6: Final answer
    x = 178,202.64

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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.