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Finding the Fourth Proportional to 184,782.75, 255,000.20 and 99,899.82

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Solution

The fourth proportional to 184,782.75, 255,000.20 and 99,899.82 is: 137,861.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,782.75 : 255,000.20 = 99,899.82 : x
  2. Step 2: Convert to fraction form
    184,782.75/255,000.20 = 99,899.82/x
  3. Step 3: Cross multiply
    184,782.75x = 255,000.20 × 99,899.82
  4. Step 4: Simplify right side
    184,782.75x = 25,474,473,580.46
  5. Step 5: Solve for x
    x = 25,474,473,580.46/184,782.75
  6. Step 6: Final answer
    x = 137,861.75

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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.