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Finding the Fourth Proportional to 112,370.20, 168,579.60 and 37,477.60

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Solution

The fourth proportional to 112,370.20, 168,579.60 and 37,477.60 is: 56,224.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,370.20 : 168,579.60 = 37,477.60 : x
  2. Step 2: Convert to fraction form
    112,370.20/168,579.60 = 37,477.60/x
  3. Step 3: Cross multiply
    112,370.20x = 168,579.60 × 37,477.60
  4. Step 4: Simplify right side
    112,370.20x = 6,317,958,816.96
  5. Step 5: Solve for x
    x = 6,317,958,816.96/112,370.20
  6. Step 6: Final answer
    x = 56,224.50

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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.