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Finding the Fourth Proportional to 108,101.60, 162,152.40 and 34,229.60

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Solution

The fourth proportional to 108,101.60, 162,152.40 and 34,229.60 is: 51,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,101.60 : 162,152.40 = 34,229.60 : x
  2. Step 2: Convert to fraction form
    108,101.60/162,152.40 = 34,229.60/x
  3. Step 3: Cross multiply
    108,101.60x = 162,152.40 × 34,229.60
  4. Step 4: Simplify right side
    108,101.60x = 5,550,411,791.04
  5. Step 5: Solve for x
    x = 5,550,411,791.04/108,101.60
  6. Step 6: Final answer
    x = 51,344.40

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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.