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Finding the Third Proportional to 112,187.33 and 172,432.88

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Solution

The third proportional to 112,187.33 and 172,432.88 is: 265,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,187.33 : 172,432.88 = 172,432.88 : x
  2. Step 2: Convert to fraction form
    112,187.33/172,432.88 = 172,432.88/x
  3. Step 3: Cross multiply
    112,187.33x = 172,432.88 × 172,432.88
  4. Step 4: Simplify right side
    112,187.33x = 29,733,099,159.22
  5. Step 5: Solve for x
    x = 29,733,099,159.22/112,187.33
  6. Step 6: Final answer
    x = 265,030.80

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.