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Finding the Fourth Proportional to 108,529.40, 162,818.40 and 41,963.60

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Solution

The fourth proportional to 108,529.40, 162,818.40 and 41,963.60 is: 62,954.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,529.40 : 162,818.40 = 41,963.60 : x
  2. Step 2: Convert to fraction form
    108,529.40/162,818.40 = 41,963.60/x
  3. Step 3: Cross multiply
    108,529.40x = 162,818.40 × 41,963.60
  4. Step 4: Simplify right side
    108,529.40x = 6,832,446,210.24
  5. Step 5: Solve for x
    x = 6,832,446,210.24/108,529.40
  6. Step 6: Final answer
    x = 62,954.80

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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.