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Finding the Fourth Proportional to 57,935.04, 79,952.04 and 32,784

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Solution

The fourth proportional to 57,935.04, 79,952.04 and 32,784 is: 45,242.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,935.04 : 79,952.04 = 32,784 : x
  2. Step 2: Convert to fraction form
    57,935.04/79,952.04 = 32,784/x
  3. Step 3: Cross multiply
    57,935.04x = 79,952.04 × 32,784
  4. Step 4: Simplify right side
    57,935.04x = 2,621,147,679.36
  5. Step 5: Solve for x
    x = 2,621,147,679.36/57,935.04
  6. Step 6: Final answer
    x = 45,242.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.