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Finding the Fourth Proportional to 112,374.81, 168,505.79 and 37,468.44

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Solution

The fourth proportional to 112,374.81, 168,505.79 and 37,468.44 is: 56,183.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,374.81 : 168,505.79 = 37,468.44 : x
  2. Step 2: Convert to fraction form
    112,374.81/168,505.79 = 37,468.44/x
  3. Step 3: Cross multiply
    112,374.81x = 168,505.79 × 37,468.44
  4. Step 4: Simplify right side
    112,374.81x = 6,313,648,894.93
  5. Step 5: Solve for x
    x = 6,313,648,894.93/112,374.81
  6. Step 6: Final answer
    x = 56,183.84

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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.