Home / 231,039.93-346,572.23-73,280.55

Finding the Fourth Proportional to 231,039.93, 346,572.23 and 73,280.55

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Solution

The fourth proportional to 231,039.93, 346,572.23 and 73,280.55 is: 109,924.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,039.93 : 346,572.23 = 73,280.55 : x
  2. Step 2: Convert to fraction form
    231,039.93/346,572.23 = 73,280.55/x
  3. Step 3: Cross multiply
    231,039.93x = 346,572.23 × 73,280.55
  4. Step 4: Simplify right side
    231,039.93x = 25,397,003,262.72
  5. Step 5: Solve for x
    x = 25,397,003,262.72/231,039.93
  6. Step 6: Final answer
    x = 109,924.74

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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.