Home / 191,015.97-286,523.64-50,774.58

Finding the Fourth Proportional to 191,015.97, 286,523.64 and 50,774.58

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Solution

The fourth proportional to 191,015.97, 286,523.64 and 50,774.58 is: 76,161.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,015.97 : 286,523.64 = 50,774.58 : x
  2. Step 2: Convert to fraction form
    191,015.97/286,523.64 = 50,774.58/x
  3. Step 3: Cross multiply
    191,015.97x = 286,523.64 × 50,774.58
  4. Step 4: Simplify right side
    191,015.97x = 14,548,117,481.07
  5. Step 5: Solve for x
    x = 14,548,117,481.07/191,015.97
  6. Step 6: Final answer
    x = 76,161.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.