Home / 102,849.60-154,267.92-32,779.20

Finding the Fourth Proportional to 102,849.60, 154,267.92 and 32,779.20

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Solution

The fourth proportional to 102,849.60, 154,267.92 and 32,779.20 is: 49,166.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,849.60 : 154,267.92 = 32,779.20 : x
  2. Step 2: Convert to fraction form
    102,849.60/154,267.92 = 32,779.20/x
  3. Step 3: Cross multiply
    102,849.60x = 154,267.92 × 32,779.20
  4. Step 4: Simplify right side
    102,849.60x = 5,056,779,003.26
  5. Step 5: Solve for x
    x = 5,056,779,003.26/102,849.60
  6. Step 6: Final answer
    x = 49,166.73

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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.