Home / 49,715.56-74,586.14-18,551.08

Finding the Fourth Proportional to 49,715.56, 74,586.14 and 18,551.08

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Solution

The fourth proportional to 49,715.56, 74,586.14 and 18,551.08 is: 27,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,715.56 : 74,586.14 = 18,551.08 : x
  2. Step 2: Convert to fraction form
    49,715.56/74,586.14 = 18,551.08/x
  3. Step 3: Cross multiply
    49,715.56x = 74,586.14 × 18,551.08
  4. Step 4: Simplify right side
    49,715.56x = 1,383,653,450.03
  5. Step 5: Solve for x
    x = 1,383,653,450.03/49,715.56
  6. Step 6: Final answer
    x = 27,831.40

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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.