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Finding the Fourth Proportional to 73,777.59, 101,691.68 and 52,274.55

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Solution

The fourth proportional to 73,777.59, 101,691.68 and 52,274.55 is: 72,052.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,777.59 : 101,691.68 = 52,274.55 : x
  2. Step 2: Convert to fraction form
    73,777.59/101,691.68 = 52,274.55/x
  3. Step 3: Cross multiply
    73,777.59x = 101,691.68 × 52,274.55
  4. Step 4: Simplify right side
    73,777.59x = 5,315,886,549.37
  5. Step 5: Solve for x
    x = 5,315,886,549.37/73,777.59
  6. Step 6: Final answer
    x = 72,052.86

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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.