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Finding the Fourth Proportional to 184,355.90, 254,435.39 and 103,799.12

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Solution

The fourth proportional to 184,355.90, 254,435.39 and 103,799.12 is: 143,256.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,355.90 : 254,435.39 = 103,799.12 : x
  2. Step 2: Convert to fraction form
    184,355.90/254,435.39 = 103,799.12/x
  3. Step 3: Cross multiply
    184,355.90x = 254,435.39 × 103,799.12
  4. Step 4: Simplify right side
    184,355.90x = 26,410,169,059.86
  5. Step 5: Solve for x
    x = 26,410,169,059.86/184,355.90
  6. Step 6: Final answer
    x = 143,256.44

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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.