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Finding the Fourth Proportional to 51,345.60, 70,819.02 and 32,464.50

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Solution

The fourth proportional to 51,345.60, 70,819.02 and 32,464.50 is: 44,777.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,345.60 : 70,819.02 = 32,464.50 : x
  2. Step 2: Convert to fraction form
    51,345.60/70,819.02 = 32,464.50/x
  3. Step 3: Cross multiply
    51,345.60x = 70,819.02 × 32,464.50
  4. Step 4: Simplify right side
    51,345.60x = 2,299,104,074.79
  5. Step 5: Solve for x
    x = 2,299,104,074.79/51,345.60
  6. Step 6: Final answer
    x = 44,777.04

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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.