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Finding the Fourth Proportional to 184,805.96, 254,801.16 and 154,223.12

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Solution

The fourth proportional to 184,805.96, 254,801.16 and 154,223.12 is: 212,635.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,805.96 : 254,801.16 = 154,223.12 : x
  2. Step 2: Convert to fraction form
    184,805.96/254,801.16 = 154,223.12/x
  3. Step 3: Cross multiply
    184,805.96x = 254,801.16 × 154,223.12
  4. Step 4: Simplify right side
    184,805.96x = 39,296,230,511.82
  5. Step 5: Solve for x
    x = 39,296,230,511.82/184,805.96
  6. Step 6: Final answer
    x = 212,635.09

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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.