Home / 200,333.90-300,516.48-58,181.50

Finding the Fourth Proportional to 200,333.90, 300,516.48 and 58,181.50

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Solution

The fourth proportional to 200,333.90, 300,516.48 and 58,181.50 is: 87,276.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,333.90 : 300,516.48 = 58,181.50 : x
  2. Step 2: Convert to fraction form
    200,333.90/300,516.48 = 58,181.50/x
  3. Step 3: Cross multiply
    200,333.90x = 300,516.48 × 58,181.50
  4. Step 4: Simplify right side
    200,333.90x = 17,484,499,581.12
  5. Step 5: Solve for x
    x = 17,484,499,581.12/200,333.90
  6. Step 6: Final answer
    x = 87,276.79

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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.