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Finding the Fourth Proportional to 70,600.86, 105,925.59 and 44,274.78

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Solution

The fourth proportional to 70,600.86, 105,925.59 and 44,274.78 is: 66,427.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,600.86 : 105,925.59 = 44,274.78 : x
  2. Step 2: Convert to fraction form
    70,600.86/105,925.59 = 44,274.78/x
  3. Step 3: Cross multiply
    70,600.86x = 105,925.59 × 44,274.78
  4. Step 4: Simplify right side
    70,600.86x = 4,689,832,193.62
  5. Step 5: Solve for x
    x = 4,689,832,193.62/70,600.86
  6. Step 6: Final answer
    x = 66,427.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.