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Finding the Fourth Proportional to 184,030.49, 253,930.99 and 103,447.29

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Solution

The fourth proportional to 184,030.49, 253,930.99 and 103,447.29 is: 142,739.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,030.49 : 253,930.99 = 103,447.29 : x
  2. Step 2: Convert to fraction form
    184,030.49/253,930.99 = 103,447.29/x
  3. Step 3: Cross multiply
    184,030.49x = 253,930.99 × 103,447.29
  4. Step 4: Simplify right side
    184,030.49x = 26,268,472,245.28
  5. Step 5: Solve for x
    x = 26,268,472,245.28/184,030.49
  6. Step 6: Final answer
    x = 142,739.78

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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.