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Finding the Fourth Proportional to 38,594.79, 57,919.86 and 16,423.74

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Solution

The fourth proportional to 38,594.79, 57,919.86 and 16,423.74 is: 24,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,594.79 : 57,919.86 = 16,423.74 : x
  2. Step 2: Convert to fraction form
    38,594.79/57,919.86 = 16,423.74/x
  3. Step 3: Cross multiply
    38,594.79x = 57,919.86 × 16,423.74
  4. Step 4: Simplify right side
    38,594.79x = 951,260,721.48
  5. Step 5: Solve for x
    x = 951,260,721.48/38,594.79
  6. Step 6: Final answer
    x = 24,647.39

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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.