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Finding the Fourth Proportional to 63,259.74, 94,904.01 and 21,704.22

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Solution

The fourth proportional to 63,259.74, 94,904.01 and 21,704.22 is: 32,561.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,259.74 : 94,904.01 = 21,704.22 : x
  2. Step 2: Convert to fraction form
    63,259.74/94,904.01 = 21,704.22/x
  3. Step 3: Cross multiply
    63,259.74x = 94,904.01 × 21,704.22
  4. Step 4: Simplify right side
    63,259.74x = 2,059,817,511.92
  5. Step 5: Solve for x
    x = 2,059,817,511.92/63,259.74
  6. Step 6: Final answer
    x = 32,561.27

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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.