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Finding the Fourth Proportional to 63,718.65, 95,957.23 and 55,497.91

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Solution

The fourth proportional to 63,718.65, 95,957.23 and 55,497.91 is: 83,577.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,718.65 : 95,957.23 = 55,497.91 : x
  2. Step 2: Convert to fraction form
    63,718.65/95,957.23 = 55,497.91/x
  3. Step 3: Cross multiply
    63,718.65x = 95,957.23 × 55,497.91
  4. Step 4: Simplify right side
    63,718.65x = 5,325,425,775.82
  5. Step 5: Solve for x
    x = 5,325,425,775.82/63,718.65
  6. Step 6: Final answer
    x = 83,577.19

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.