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Finding the Fourth Proportional to 51,663.59, 71,277.41 and 33,768.92

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Solution

The fourth proportional to 51,663.59, 71,277.41 and 33,768.92 is: 46,589.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,663.59 : 71,277.41 = 33,768.92 : x
  2. Step 2: Convert to fraction form
    51,663.59/71,277.41 = 33,768.92/x
  3. Step 3: Cross multiply
    51,663.59x = 71,277.41 × 33,768.92
  4. Step 4: Simplify right side
    51,663.59x = 2,406,960,630.87
  5. Step 5: Solve for x
    x = 2,406,960,630.87/51,663.59
  6. Step 6: Final answer
    x = 46,589.11

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1.5x scale

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.