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Finding the Fourth Proportional to 63,964.84, 88,271.82 and 35,285.52

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Solution

The fourth proportional to 63,964.84, 88,271.82 and 35,285.52 is: 48,694.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,964.84 : 88,271.82 = 35,285.52 : x
  2. Step 2: Convert to fraction form
    63,964.84/88,271.82 = 35,285.52/x
  3. Step 3: Cross multiply
    63,964.84x = 88,271.82 × 35,285.52
  4. Step 4: Simplify right side
    63,964.84x = 3,114,717,070.05
  5. Step 5: Solve for x
    x = 3,114,717,070.05/63,964.84
  6. Step 6: Final answer
    x = 48,694.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.