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Finding the Fourth Proportional to 184,856.92, 255,101.09 and 99,973.98

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Solution

The fourth proportional to 184,856.92, 255,101.09 and 99,973.98 is: 137,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,856.92 : 255,101.09 = 99,973.98 : x
  2. Step 2: Convert to fraction form
    184,856.92/255,101.09 = 99,973.98/x
  3. Step 3: Cross multiply
    184,856.92x = 255,101.09 × 99,973.98
  4. Step 4: Simplify right side
    184,856.92x = 25,503,469,994.13
  5. Step 5: Solve for x
    x = 25,503,469,994.13/184,856.92
  6. Step 6: Final answer
    x = 137,963.30

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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.