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Finding the Fourth Proportional to 184,425.70, 254,504.96 and 103,854.20

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Solution

The fourth proportional to 184,425.70, 254,504.96 and 103,854.20 is: 143,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,425.70 : 254,504.96 = 103,854.20 : x
  2. Step 2: Convert to fraction form
    184,425.70/254,504.96 = 103,854.20/x
  3. Step 3: Cross multiply
    184,425.70x = 254,504.96 × 103,854.20
  4. Step 4: Simplify right side
    184,425.70x = 26,431,409,016.83
  5. Step 5: Solve for x
    x = 26,431,409,016.83/184,425.70
  6. Step 6: Final answer
    x = 143,317.38

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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.