Home / 52,779.96-79,165.08-15,349.86

Finding the Fourth Proportional to 52,779.96, 79,165.08 and 15,349.86

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Solution

The fourth proportional to 52,779.96, 79,165.08 and 15,349.86 is: 23,023.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,779.96 : 79,165.08 = 15,349.86 : x
  2. Step 2: Convert to fraction form
    52,779.96/79,165.08 = 15,349.86/x
  3. Step 3: Cross multiply
    52,779.96x = 79,165.08 × 15,349.86
  4. Step 4: Simplify right side
    52,779.96x = 1,215,172,894.89
  5. Step 5: Solve for x
    x = 1,215,172,894.89/52,779.96
  6. Step 6: Final answer
    x = 23,023.38

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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.