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Finding the Fourth Proportional to 172,353.66, 237,847.46 and 96,902.16

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Solution

The fourth proportional to 172,353.66, 237,847.46 and 96,902.16 is: 133,724.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,353.66 : 237,847.46 = 96,902.16 : x
  2. Step 2: Convert to fraction form
    172,353.66/237,847.46 = 96,902.16/x
  3. Step 3: Cross multiply
    172,353.66x = 237,847.46 × 96,902.16
  4. Step 4: Simplify right side
    172,353.66x = 23,047,932,140.00
  5. Step 5: Solve for x
    x = 23,047,932,140.00/172,353.66
  6. Step 6: Final answer
    x = 133,724.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.