Home / 69,409.17-104,156.58-27,281.86

Finding the Fourth Proportional to 69,409.17, 104,156.58 and 27,281.86

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Solution

The fourth proportional to 69,409.17, 104,156.58 and 27,281.86 is: 40,939.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,409.17 : 104,156.58 = 27,281.86 : x
  2. Step 2: Convert to fraction form
    69,409.17/104,156.58 = 27,281.86/x
  3. Step 3: Cross multiply
    69,409.17x = 104,156.58 × 27,281.86
  4. Step 4: Simplify right side
    69,409.17x = 2,841,585,233.64
  5. Step 5: Solve for x
    x = 2,841,585,233.64/69,409.17
  6. Step 6: Final answer
    x = 40,939.62

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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.