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Finding the Fourth Proportional to 108,533.12, 162,736.86 and 33,633.32

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Solution

The fourth proportional to 108,533.12, 162,736.86 and 33,633.32 is: 50,430.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,533.12 : 162,736.86 = 33,633.32 : x
  2. Step 2: Convert to fraction form
    108,533.12/162,736.86 = 33,633.32/x
  3. Step 3: Cross multiply
    108,533.12x = 162,736.86 × 33,633.32
  4. Step 4: Simplify right side
    108,533.12x = 5,473,380,888.18
  5. Step 5: Solve for x
    x = 5,473,380,888.18/108,533.12
  6. Step 6: Final answer
    x = 50,430.51

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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.