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Finding the Fourth Proportional to 63,053.84, 94,580.56 and 20,937.12

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Solution

The fourth proportional to 63,053.84, 94,580.56 and 20,937.12 is: 31,405.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,053.84 : 94,580.56 = 20,937.12 : x
  2. Step 2: Convert to fraction form
    63,053.84/94,580.56 = 20,937.12/x
  3. Step 3: Cross multiply
    63,053.84x = 94,580.56 × 20,937.12
  4. Step 4: Simplify right side
    63,053.84x = 1,980,244,205.88
  5. Step 5: Solve for x
    x = 1,980,244,205.88/63,053.84
  6. Step 6: Final answer
    x = 31,405.61

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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.