Home / 84,554.40-126,714.96-63,755.04

Finding the Fourth Proportional to 84,554.40, 126,714.96 and 63,755.04

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Solution

The fourth proportional to 84,554.40, 126,714.96 and 63,755.04 is: 95,544.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,554.40 : 126,714.96 = 63,755.04 : x
  2. Step 2: Convert to fraction form
    84,554.40/126,714.96 = 63,755.04/x
  3. Step 3: Cross multiply
    84,554.40x = 126,714.96 × 63,755.04
  4. Step 4: Simplify right side
    84,554.40x = 8,078,717,343.40
  5. Step 5: Solve for x
    x = 8,078,717,343.40/84,554.40
  6. Step 6: Final answer
    x = 95,544.61

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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.