Home / 172,784.14-259,204-60,461.86

Finding the Fourth Proportional to 172,784.14, 259,204 and 60,461.86

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Solution

The fourth proportional to 172,784.14, 259,204 and 60,461.86 is: 90,702.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,784.14 : 259,204 = 60,461.86 : x
  2. Step 2: Convert to fraction form
    172,784.14/259,204 = 60,461.86/x
  3. Step 3: Cross multiply
    172,784.14x = 259,204 × 60,461.86
  4. Step 4: Simplify right side
    172,784.14x = 15,671,955,959.44
  5. Step 5: Solve for x
    x = 15,671,955,959.44/172,784.14
  6. Step 6: Final answer
    x = 90,702.51

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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.