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Finding the Fourth Proportional to 57,603.86, 79,529.58 and 44,149.76

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Solution

The fourth proportional to 57,603.86, 79,529.58 and 44,149.76 is: 60,954.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,603.86 : 79,529.58 = 44,149.76 : x
  2. Step 2: Convert to fraction form
    57,603.86/79,529.58 = 44,149.76/x
  3. Step 3: Cross multiply
    57,603.86x = 79,529.58 × 44,149.76
  4. Step 4: Simplify right side
    57,603.86x = 3,511,211,869.90
  5. Step 5: Solve for x
    x = 3,511,211,869.90/57,603.86
  6. Step 6: Final answer
    x = 60,954.45

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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.