Home / 69,519.10-95,936.85-37,688.50

Finding the Fourth Proportional to 69,519.10, 95,936.85 and 37,688.50

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Solution

The fourth proportional to 69,519.10, 95,936.85 and 37,688.50 is: 52,010.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,519.10 : 95,936.85 = 37,688.50 : x
  2. Step 2: Convert to fraction form
    69,519.10/95,936.85 = 37,688.50/x
  3. Step 3: Cross multiply
    69,519.10x = 95,936.85 × 37,688.50
  4. Step 4: Simplify right side
    69,519.10x = 3,615,715,971.23
  5. Step 5: Solve for x
    x = 3,615,715,971.23/69,519.10
  6. Step 6: Final answer
    x = 52,010.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.