Home / 172,573.02-259,213.77-113,492.70

Finding the Fourth Proportional to 172,573.02, 259,213.77 and 113,492.70

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Solution

The fourth proportional to 172,573.02, 259,213.77 and 113,492.70 is: 170,472.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,573.02 : 259,213.77 = 113,492.70 : x
  2. Step 2: Convert to fraction form
    172,573.02/259,213.77 = 113,492.70/x
  3. Step 3: Cross multiply
    172,573.02x = 259,213.77 × 113,492.70
  4. Step 4: Simplify right side
    172,573.02x = 29,418,870,634.48
  5. Step 5: Solve for x
    x = 29,418,870,634.48/172,573.02
  6. Step 6: Final answer
    x = 170,472.02

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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.