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Finding the Fourth Proportional to 133,801.43, 184,654.51 and 88,399.76

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Solution

The fourth proportional to 133,801.43, 184,654.51 and 88,399.76 is: 121,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,801.43 : 184,654.51 = 88,399.76 : x
  2. Step 2: Convert to fraction form
    133,801.43/184,654.51 = 88,399.76/x
  3. Step 3: Cross multiply
    133,801.43x = 184,654.51 × 88,399.76
  4. Step 4: Simplify right side
    133,801.43x = 16,323,413,222.65
  5. Step 5: Solve for x
    x = 16,323,413,222.65/133,801.43
  6. Step 6: Final answer
    x = 121,997.30

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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.