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Finding the Fourth Proportional to 73,817.38, 101,952.98 and 53,763.94

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Solution

The fourth proportional to 73,817.38, 101,952.98 and 53,763.94 is: 74,256.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,817.38 : 101,952.98 = 53,763.94 : x
  2. Step 2: Convert to fraction form
    73,817.38/101,952.98 = 53,763.94/x
  3. Step 3: Cross multiply
    73,817.38x = 101,952.98 × 53,763.94
  4. Step 4: Simplify right side
    73,817.38x = 5,481,393,899.54
  5. Step 5: Solve for x
    x = 5,481,393,899.54/73,817.38
  6. Step 6: Final answer
    x = 74,256.14

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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.