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Finding the Fourth Proportional to 184,783.25, 255,000.89 and 99,900.32

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Solution

The fourth proportional to 184,783.25, 255,000.89 and 99,900.32 is: 137,862.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,783.25 : 255,000.89 = 99,900.32 : x
  2. Step 2: Convert to fraction form
    184,783.25/255,000.89 = 99,900.32/x
  3. Step 3: Cross multiply
    184,783.25x = 255,000.89 × 99,900.32
  4. Step 4: Simplify right side
    184,783.25x = 25,474,670,011.78
  5. Step 5: Solve for x
    x = 25,474,670,011.78/184,783.25
  6. Step 6: Final answer
    x = 137,862.44

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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.