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Finding the Fourth Proportional to 64,502.40, 96,679.62 and 27,055.56

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Solution

The fourth proportional to 64,502.40, 96,679.62 and 27,055.56 is: 40,552.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,502.40 : 96,679.62 = 27,055.56 : x
  2. Step 2: Convert to fraction form
    64,502.40/96,679.62 = 27,055.56/x
  3. Step 3: Cross multiply
    64,502.40x = 96,679.62 × 27,055.56
  4. Step 4: Simplify right side
    64,502.40x = 2,615,721,259.69
  5. Step 5: Solve for x
    x = 2,615,721,259.69/64,502.40
  6. Step 6: Final answer
    x = 40,552.31

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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.