Home / 230,640.11-346,006.87-97,520.15

Finding the Fourth Proportional to 230,640.11, 346,006.87 and 97,520.15

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Solution

The fourth proportional to 230,640.11, 346,006.87 and 97,520.15 is: 146,299.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,640.11 : 346,006.87 = 97,520.15 : x
  2. Step 2: Convert to fraction form
    230,640.11/346,006.87 = 97,520.15/x
  3. Step 3: Cross multiply
    230,640.11x = 346,006.87 × 97,520.15
  4. Step 4: Simplify right side
    230,640.11x = 33,742,642,484.65
  5. Step 5: Solve for x
    x = 33,742,642,484.65/230,640.11
  6. Step 6: Final answer
    x = 146,299.97

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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.