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Finding the Fourth Proportional to 182,417.60, 273,626.40 and 112,068.80

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Solution

The fourth proportional to 182,417.60, 273,626.40 and 112,068.80 is: 168,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,417.60 : 273,626.40 = 112,068.80 : x
  2. Step 2: Convert to fraction form
    182,417.60/273,626.40 = 112,068.80/x
  3. Step 3: Cross multiply
    182,417.60x = 273,626.40 × 112,068.80
  4. Step 4: Simplify right side
    182,417.60x = 30,664,982,296.32
  5. Step 5: Solve for x
    x = 30,664,982,296.32/182,417.60
  6. Step 6: Final answer
    x = 168,103.20

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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.