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Finding the Fourth Proportional to 63,802.64, 95,714.49 and 19,419.23

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Solution

The fourth proportional to 63,802.64, 95,714.49 and 19,419.23 is: 29,132.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,802.64 : 95,714.49 = 19,419.23 : x
  2. Step 2: Convert to fraction form
    63,802.64/95,714.49 = 19,419.23/x
  3. Step 3: Cross multiply
    63,802.64x = 95,714.49 × 19,419.23
  4. Step 4: Simplify right side
    63,802.64x = 1,858,701,695.64
  5. Step 5: Solve for x
    x = 1,858,701,695.64/63,802.64
  6. Step 6: Final answer
    x = 29,132.05

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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.