Home / 108,280.80-162,433.35-33,400.35

Finding the Fourth Proportional to 108,280.80, 162,433.35 and 33,400.35

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Solution

The fourth proportional to 108,280.80, 162,433.35 and 33,400.35 is: 50,104.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,280.80 : 162,433.35 = 33,400.35 : x
  2. Step 2: Convert to fraction form
    108,280.80/162,433.35 = 33,400.35/x
  3. Step 3: Cross multiply
    108,280.80x = 162,433.35 × 33,400.35
  4. Step 4: Simplify right side
    108,280.80x = 5,425,330,741.67
  5. Step 5: Solve for x
    x = 5,425,330,741.67/108,280.80
  6. Step 6: Final answer
    x = 50,104.27

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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.