Home / 108,530.12-162,732.36-33,630.32

Finding the Fourth Proportional to 108,530.12, 162,732.36 and 33,630.32

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Solution

The fourth proportional to 108,530.12, 162,732.36 and 33,630.32 is: 50,426.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,530.12 : 162,732.36 = 33,630.32 : x
  2. Step 2: Convert to fraction form
    108,530.12/162,732.36 = 33,630.32/x
  3. Step 3: Cross multiply
    108,530.12x = 162,732.36 × 33,630.32
  4. Step 4: Simplify right side
    108,530.12x = 5,472,741,341.16
  5. Step 5: Solve for x
    x = 5,472,741,341.16/108,530.12
  6. Step 6: Final answer
    x = 50,426.01

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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.