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Finding the Fourth Proportional to 24,580.60, 36,860.77 and 8,779.53

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Solution

The fourth proportional to 24,580.60, 36,860.77 and 8,779.53 is: 13,165.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,580.60 : 36,860.77 = 8,779.53 : x
  2. Step 2: Convert to fraction form
    24,580.60/36,860.77 = 8,779.53/x
  3. Step 3: Cross multiply
    24,580.60x = 36,860.77 × 8,779.53
  4. Step 4: Simplify right side
    24,580.60x = 323,620,236.04
  5. Step 5: Solve for x
    x = 323,620,236.04/24,580.60
  6. Step 6: Final answer
    x = 13,165.68

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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.