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Finding the Fourth Proportional to 108,323.80, 162,452.89 and 29,427.77

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Solution

The fourth proportional to 108,323.80, 162,452.89 and 29,427.77 is: 44,132.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,323.80 : 162,452.89 = 29,427.77 : x
  2. Step 2: Convert to fraction form
    108,323.80/162,452.89 = 29,427.77/x
  3. Step 3: Cross multiply
    108,323.80x = 162,452.89 × 29,427.77
  4. Step 4: Simplify right side
    108,323.80x = 4,780,626,725.67
  5. Step 5: Solve for x
    x = 4,780,626,725.67/108,323.80
  6. Step 6: Final answer
    x = 44,132.75

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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.