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Finding the Fourth Proportional to 80,533.69, 120,801.72 and 24,374.35

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Solution

The fourth proportional to 80,533.69, 120,801.72 and 24,374.35 is: 36,561.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,533.69 : 120,801.72 = 24,374.35 : x
  2. Step 2: Convert to fraction form
    80,533.69/120,801.72 = 24,374.35/x
  3. Step 3: Cross multiply
    80,533.69x = 120,801.72 × 24,374.35
  4. Step 4: Simplify right side
    80,533.69x = 2,944,463,403.88
  5. Step 5: Solve for x
    x = 2,944,463,403.88/80,533.69
  6. Step 6: Final answer
    x = 36,561.88

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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.