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Finding the Fourth Proportional to 98,174.58, 135,477.18 and 59,997.96

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Solution

The fourth proportional to 98,174.58, 135,477.18 and 59,997.96 is: 82,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,174.58 : 135,477.18 = 59,997.96 : x
  2. Step 2: Convert to fraction form
    98,174.58/135,477.18 = 59,997.96/x
  3. Step 3: Cross multiply
    98,174.58x = 135,477.18 × 59,997.96
  4. Step 4: Simplify right side
    98,174.58x = 8,128,354,426.55
  5. Step 5: Solve for x
    x = 8,128,354,426.55/98,174.58
  6. Step 6: Final answer
    x = 82,794.90

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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.