Home / 161,779.14-242,669.25-49,458.92

Finding the Fourth Proportional to 161,779.14, 242,669.25 and 49,458.92

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Solution

The fourth proportional to 161,779.14, 242,669.25 and 49,458.92 is: 74,188.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,779.14 : 242,669.25 = 49,458.92 : x
  2. Step 2: Convert to fraction form
    161,779.14/242,669.25 = 49,458.92/x
  3. Step 3: Cross multiply
    161,779.14x = 242,669.25 × 49,458.92
  4. Step 4: Simplify right side
    161,779.14x = 12,002,157,808.86
  5. Step 5: Solve for x
    x = 12,002,157,808.86/161,779.14
  6. Step 6: Final answer
    x = 74,188.54

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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.