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Finding the Fourth Proportional to 73,777.84, 101,692.02 and 52,274.80

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Solution

The fourth proportional to 73,777.84, 101,692.02 and 52,274.80 is: 72,053.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,777.84 : 101,692.02 = 52,274.80 : x
  2. Step 2: Convert to fraction form
    73,777.84/101,692.02 = 52,274.80/x
  3. Step 3: Cross multiply
    73,777.84x = 101,692.02 × 52,274.80
  4. Step 4: Simplify right side
    73,777.84x = 5,315,930,007.10
  5. Step 5: Solve for x
    x = 5,315,930,007.10/73,777.84
  6. Step 6: Final answer
    x = 72,053.21

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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.