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Finding the Fourth Proportional to 64,495.06, 96,779.94 and 27,051.80

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Solution

The fourth proportional to 64,495.06, 96,779.94 and 27,051.80 is: 40,593.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,495.06 : 96,779.94 = 27,051.80 : x
  2. Step 2: Convert to fraction form
    64,495.06/96,779.94 = 27,051.80/x
  3. Step 3: Cross multiply
    64,495.06x = 96,779.94 × 27,051.80
  4. Step 4: Simplify right side
    64,495.06x = 2,618,071,580.89
  5. Step 5: Solve for x
    x = 2,618,071,580.89/64,495.06
  6. Step 6: Final answer
    x = 40,593.37

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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.