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Finding the Fourth Proportional to 181,004.67, 271,507.91 and 74,446.74

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Solution

The fourth proportional to 181,004.67, 271,507.91 and 74,446.74 is: 111,670.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,004.67 : 271,507.91 = 74,446.74 : x
  2. Step 2: Convert to fraction form
    181,004.67/271,507.91 = 74,446.74/x
  3. Step 3: Cross multiply
    181,004.67x = 271,507.91 × 74,446.74
  4. Step 4: Simplify right side
    181,004.67x = 20,212,878,411.48
  5. Step 5: Solve for x
    x = 20,212,878,411.48/181,004.67
  6. Step 6: Final answer
    x = 111,670.48

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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.