Home / 230,902.80-346,319.57-73,110.75

Finding the Fourth Proportional to 230,902.80, 346,319.57 and 73,110.75

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Solution

The fourth proportional to 230,902.80, 346,319.57 and 73,110.75 is: 109,655.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,902.80 : 346,319.57 = 73,110.75 : x
  2. Step 2: Convert to fraction form
    230,902.80/346,319.57 = 73,110.75/x
  3. Step 3: Cross multiply
    230,902.80x = 346,319.57 × 73,110.75
  4. Step 4: Simplify right side
    230,902.80x = 25,319,683,136.82
  5. Step 5: Solve for x
    x = 25,319,683,136.82/230,902.80
  6. Step 6: Final answer
    x = 109,655.16

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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.