Home / 186,732.56-280,135.24-60,404.08

Finding the Fourth Proportional to 186,732.56, 280,135.24 and 60,404.08

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Solution

The fourth proportional to 186,732.56, 280,135.24 and 60,404.08 is: 90,617.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,732.56 : 280,135.24 = 60,404.08 : x
  2. Step 2: Convert to fraction form
    186,732.56/280,135.24 = 60,404.08/x
  3. Step 3: Cross multiply
    186,732.56x = 280,135.24 × 60,404.08
  4. Step 4: Simplify right side
    186,732.56x = 16,921,311,447.78
  5. Step 5: Solve for x
    x = 16,921,311,447.78/186,732.56
  6. Step 6: Final answer
    x = 90,617.89

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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.