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Finding the Fourth Proportional to 184,813.92, 255,112.20 and 143,897.04

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Solution

The fourth proportional to 184,813.92, 255,112.20 and 143,897.04 is: 198,631.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,813.92 : 255,112.20 = 143,897.04 : x
  2. Step 2: Convert to fraction form
    184,813.92/255,112.20 = 143,897.04/x
  3. Step 3: Cross multiply
    184,813.92x = 255,112.20 × 143,897.04
  4. Step 4: Simplify right side
    184,813.92x = 36,709,890,447.89
  5. Step 5: Solve for x
    x = 36,709,890,447.89/184,813.92
  6. Step 6: Final answer
    x = 198,631.63

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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.