Home / 187,774.12-280,205.33-167,833

Finding the Fourth Proportional to 187,774.12, 280,205.33 and 167,833

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Solution

The fourth proportional to 187,774.12, 280,205.33 and 167,833 is: 250,448.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,774.12 : 280,205.33 = 167,833 : x
  2. Step 2: Convert to fraction form
    187,774.12/280,205.33 = 167,833/x
  3. Step 3: Cross multiply
    187,774.12x = 280,205.33 × 167,833
  4. Step 4: Simplify right side
    187,774.12x = 47,027,701,149.89
  5. Step 5: Solve for x
    x = 47,027,701,149.89/187,774.12
  6. Step 6: Final answer
    x = 250,448.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.