Home / 109,714.08-164,584.31-38,621.96

Finding the Fourth Proportional to 109,714.08, 164,584.31 and 38,621.96

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Solution

The fourth proportional to 109,714.08, 164,584.31 and 38,621.96 is: 57,937.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,714.08 : 164,584.31 = 38,621.96 : x
  2. Step 2: Convert to fraction form
    109,714.08/164,584.31 = 38,621.96/x
  3. Step 3: Cross multiply
    109,714.08x = 164,584.31 × 38,621.96
  4. Step 4: Simplify right side
    109,714.08x = 6,356,567,814.53
  5. Step 5: Solve for x
    x = 6,356,567,814.53/109,714.08
  6. Step 6: Final answer
    x = 57,937.58

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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.