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Finding the Fourth Proportional to 184,354.89, 254,434 and 103,798.12

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Solution

The fourth proportional to 184,354.89, 254,434 and 103,798.12 is: 143,255.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,354.89 : 254,434 = 103,798.12 : x
  2. Step 2: Convert to fraction form
    184,354.89/254,434 = 103,798.12/x
  3. Step 3: Cross multiply
    184,354.89x = 254,434 × 103,798.12
  4. Step 4: Simplify right side
    184,354.89x = 26,409,770,864.08
  5. Step 5: Solve for x
    x = 26,409,770,864.08/184,354.89
  6. Step 6: Final answer
    x = 143,255.06

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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.