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Finding the Fourth Proportional to 132,051.33, 198,005.30 and 59,964.65

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Solution

The fourth proportional to 132,051.33, 198,005.30 and 59,964.65 is: 89,914.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,051.33 : 198,005.30 = 59,964.65 : x
  2. Step 2: Convert to fraction form
    132,051.33/198,005.30 = 59,964.65/x
  3. Step 3: Cross multiply
    132,051.33x = 198,005.30 × 59,964.65
  4. Step 4: Simplify right side
    132,051.33x = 11,873,319,599.10
  5. Step 5: Solve for x
    x = 11,873,319,599.10/132,051.33
  6. Step 6: Final answer
    x = 89,914.43

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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.