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Finding the Fourth Proportional to 183,495.60, 253,204.74 and 106,994.32

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Solution

The fourth proportional to 183,495.60, 253,204.74 and 106,994.32 is: 147,640.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,495.60 : 253,204.74 = 106,994.32 : x
  2. Step 2: Convert to fraction form
    183,495.60/253,204.74 = 106,994.32/x
  3. Step 3: Cross multiply
    183,495.60x = 253,204.74 × 106,994.32
  4. Step 4: Simplify right side
    183,495.60x = 27,091,468,977.08
  5. Step 5: Solve for x
    x = 27,091,468,977.08/183,495.60
  6. Step 6: Final answer
    x = 147,640.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.