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Finding the Fourth Proportional to 64,253.96, 95,943.60 and 56,694.52

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Solution

The fourth proportional to 64,253.96, 95,943.60 and 56,694.52 is: 84,655.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,253.96 : 95,943.60 = 56,694.52 : x
  2. Step 2: Convert to fraction form
    64,253.96/95,943.60 = 56,694.52/x
  3. Step 3: Cross multiply
    64,253.96x = 95,943.60 × 56,694.52
  4. Step 4: Simplify right side
    64,253.96x = 5,439,476,349.07
  5. Step 5: Solve for x
    x = 5,439,476,349.07/64,253.96
  6. Step 6: Final answer
    x = 84,655.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.