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Finding the Fourth Proportional to 108,504.80, 162,757.20 and 46,167.20

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Solution

The fourth proportional to 108,504.80, 162,757.20 and 46,167.20 is: 69,250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,504.80 : 162,757.20 = 46,167.20 : x
  2. Step 2: Convert to fraction form
    108,504.80/162,757.20 = 46,167.20/x
  3. Step 3: Cross multiply
    108,504.80x = 162,757.20 × 46,167.20
  4. Step 4: Simplify right side
    108,504.80x = 7,514,044,203.84
  5. Step 5: Solve for x
    x = 7,514,044,203.84/108,504.80
  6. Step 6: Final answer
    x = 69,250.80

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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.