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Finding the Fourth Proportional to 173,779.24, 260,490.84 and 98,739.24

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Solution

The fourth proportional to 173,779.24, 260,490.84 and 98,739.24 is: 148,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,779.24 : 260,490.84 = 98,739.24 : x
  2. Step 2: Convert to fraction form
    173,779.24/260,490.84 = 98,739.24/x
  3. Step 3: Cross multiply
    173,779.24x = 260,490.84 × 98,739.24
  4. Step 4: Simplify right side
    173,779.24x = 25,720,667,568.56
  5. Step 5: Solve for x
    x = 25,720,667,568.56/173,779.24
  6. Step 6: Final answer
    x = 148,007.71

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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.