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Finding the Fourth Proportional to 63,468.14, 95,210.31 and 21,330.14

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Solution

The fourth proportional to 63,468.14, 95,210.31 and 21,330.14 is: 31,997.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,468.14 : 95,210.31 = 21,330.14 : x
  2. Step 2: Convert to fraction form
    63,468.14/95,210.31 = 21,330.14/x
  3. Step 3: Cross multiply
    63,468.14x = 95,210.31 × 21,330.14
  4. Step 4: Simplify right side
    63,468.14x = 2,030,849,241.74
  5. Step 5: Solve for x
    x = 2,030,849,241.74/63,468.14
  6. Step 6: Final answer
    x = 31,997.93

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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.