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Finding the Fourth Proportional to 108,410.64, 149,596.14 and 63,094.62

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Solution

The fourth proportional to 108,410.64, 149,596.14 and 63,094.62 is: 87,064.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,410.64 : 149,596.14 = 63,094.62 : x
  2. Step 2: Convert to fraction form
    108,410.64/149,596.14 = 63,094.62/x
  3. Step 3: Cross multiply
    108,410.64x = 149,596.14 × 63,094.62
  4. Step 4: Simplify right side
    108,410.64x = 9,438,711,606.77
  5. Step 5: Solve for x
    x = 9,438,711,606.77/108,410.64
  6. Step 6: Final answer
    x = 87,064.44

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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.