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Finding the Fourth Proportional to 64,494.74, 96,779.48 and 27,051.48

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Solution

The fourth proportional to 64,494.74, 96,779.48 and 27,051.48 is: 40,592.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,494.74 : 96,779.48 = 27,051.48 : x
  2. Step 2: Convert to fraction form
    64,494.74/96,779.48 = 27,051.48/x
  3. Step 3: Cross multiply
    64,494.74x = 96,779.48 × 27,051.48
  4. Step 4: Simplify right side
    64,494.74x = 2,618,028,167.63
  5. Step 5: Solve for x
    x = 2,618,028,167.63/64,494.74
  6. Step 6: Final answer
    x = 40,592.89

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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.