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Finding the Fourth Proportional to 101,149.79, 151,818.09 and 95,046.51

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Solution

The fourth proportional to 101,149.79, 151,818.09 and 95,046.51 is: 142,657.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,149.79 : 151,818.09 = 95,046.51 : x
  2. Step 2: Convert to fraction form
    101,149.79/151,818.09 = 95,046.51/x
  3. Step 3: Cross multiply
    101,149.79x = 151,818.09 × 95,046.51
  4. Step 4: Simplify right side
    101,149.79x = 14,429,779,609.37
  5. Step 5: Solve for x
    x = 14,429,779,609.37/101,149.79
  6. Step 6: Final answer
    x = 142,657.54

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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.