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Finding the Fourth Proportional to 18,159.92, 25,054.40 and 10,201.04

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Solution

The fourth proportional to 18,159.92, 25,054.40 and 10,201.04 is: 14,073.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,159.92 : 25,054.40 = 10,201.04 : x
  2. Step 2: Convert to fraction form
    18,159.92/25,054.40 = 10,201.04/x
  3. Step 3: Cross multiply
    18,159.92x = 25,054.40 × 10,201.04
  4. Step 4: Simplify right side
    18,159.92x = 255,580,936.58
  5. Step 5: Solve for x
    x = 255,580,936.58/18,159.92
  6. Step 6: Final answer
    x = 14,073.90

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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.