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Finding the Fourth Proportional to 64,460.60, 96,614.10 and 27,020.60

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Solution

The fourth proportional to 64,460.60, 96,614.10 and 27,020.60 is: 40,498.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,460.60 : 96,614.10 = 27,020.60 : x
  2. Step 2: Convert to fraction form
    64,460.60/96,614.10 = 27,020.60/x
  3. Step 3: Cross multiply
    64,460.60x = 96,614.10 × 27,020.60
  4. Step 4: Simplify right side
    64,460.60x = 2,610,570,950.46
  5. Step 5: Solve for x
    x = 2,610,570,950.46/64,460.60
  6. Step 6: Final answer
    x = 40,498.71

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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.