Home / 186,943.89-280,507.32-115,847.52

Finding the Fourth Proportional to 186,943.89, 280,507.32 and 115,847.52

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Solution

The fourth proportional to 186,943.89, 280,507.32 and 115,847.52 is: 173,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,943.89 : 280,507.32 = 115,847.52 : x
  2. Step 2: Convert to fraction form
    186,943.89/280,507.32 = 115,847.52/x
  3. Step 3: Cross multiply
    186,943.89x = 280,507.32 × 115,847.52
  4. Step 4: Simplify right side
    186,943.89x = 32,496,077,363.85
  5. Step 5: Solve for x
    x = 32,496,077,363.85/186,943.89
  6. Step 6: Final answer
    x = 173,827.97

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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.