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Finding the Fourth Proportional to 64,086.84, 96,114.47 and 29,019.51

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Solution

The fourth proportional to 64,086.84, 96,114.47 and 29,019.51 is: 43,522.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,086.84 : 96,114.47 = 29,019.51 : x
  2. Step 2: Convert to fraction form
    64,086.84/96,114.47 = 29,019.51/x
  3. Step 3: Cross multiply
    64,086.84x = 96,114.47 × 29,019.51
  4. Step 4: Simplify right side
    64,086.84x = 2,789,194,678.21
  5. Step 5: Solve for x
    x = 2,789,194,678.21/64,086.84
  6. Step 6: Final answer
    x = 43,522.11

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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.