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Finding the Fourth Proportional to 164,411.40, 246,617.10 and 134,862.60

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Solution

The fourth proportional to 164,411.40, 246,617.10 and 134,862.60 is: 202,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,411.40 : 246,617.10 = 134,862.60 : x
  2. Step 2: Convert to fraction form
    164,411.40/246,617.10 = 134,862.60/x
  3. Step 3: Cross multiply
    164,411.40x = 246,617.10 × 134,862.60
  4. Step 4: Simplify right side
    164,411.40x = 33,259,423,310.46
  5. Step 5: Solve for x
    x = 33,259,423,310.46/164,411.40
  6. Step 6: Final answer
    x = 202,293.90

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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.