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Finding the Fourth Proportional to 63,696.80, 95,547.36 and 16,949.72

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Solution

The fourth proportional to 63,696.80, 95,547.36 and 16,949.72 is: 25,425.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,696.80 : 95,547.36 = 16,949.72 : x
  2. Step 2: Convert to fraction form
    63,696.80/95,547.36 = 16,949.72/x
  3. Step 3: Cross multiply
    63,696.80x = 95,547.36 × 16,949.72
  4. Step 4: Simplify right side
    63,696.80x = 1,619,501,301.17
  5. Step 5: Solve for x
    x = 1,619,501,301.17/63,696.80
  6. Step 6: Final answer
    x = 25,425.16

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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.