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Finding the Fourth Proportional to 64,503.81, 96,793.38 and 27,060.75

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Solution

The fourth proportional to 64,503.81, 96,793.38 and 27,060.75 is: 40,606.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,503.81 : 96,793.38 = 27,060.75 : x
  2. Step 2: Convert to fraction form
    64,503.81/96,793.38 = 27,060.75/x
  3. Step 3: Cross multiply
    64,503.81x = 96,793.38 × 27,060.75
  4. Step 4: Simplify right side
    64,503.81x = 2,619,301,457.84
  5. Step 5: Solve for x
    x = 2,619,301,457.84/64,503.81
  6. Step 6: Final answer
    x = 40,606.93

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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.