Home / 184,138.82-254,021.52-112,394.30

Finding the Fourth Proportional to 184,138.82, 254,021.52 and 112,394.30

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Solution

The fourth proportional to 184,138.82, 254,021.52 and 112,394.30 is: 155,049.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,138.82 : 254,021.52 = 112,394.30 : x
  2. Step 2: Convert to fraction form
    184,138.82/254,021.52 = 112,394.30/x
  3. Step 3: Cross multiply
    184,138.82x = 254,021.52 × 112,394.30
  4. Step 4: Simplify right side
    184,138.82x = 28,550,570,925.34
  5. Step 5: Solve for x
    x = 28,550,570,925.34/184,138.82
  6. Step 6: Final answer
    x = 155,049.17

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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.