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Finding the Fourth Proportional to 64,744.48, 97,009.80 and 29,606.68

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Solution

The fourth proportional to 64,744.48, 97,009.80 and 29,606.68 is: 44,361.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,744.48 : 97,009.80 = 29,606.68 : x
  2. Step 2: Convert to fraction form
    64,744.48/97,009.80 = 29,606.68/x
  3. Step 3: Cross multiply
    64,744.48x = 97,009.80 × 29,606.68
  4. Step 4: Simplify right side
    64,744.48x = 2,872,138,282.24
  5. Step 5: Solve for x
    x = 2,872,138,282.24/64,744.48
  6. Step 6: Final answer
    x = 44,361.13

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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.