Home / 122,191.76-183,261.24-43,308.56

Finding the Fourth Proportional to 122,191.76, 183,261.24 and 43,308.56

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Solution

The fourth proportional to 122,191.76, 183,261.24 and 43,308.56 is: 64,953.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,191.76 : 183,261.24 = 43,308.56 : x
  2. Step 2: Convert to fraction form
    122,191.76/183,261.24 = 43,308.56/x
  3. Step 3: Cross multiply
    122,191.76x = 183,261.24 × 43,308.56
  4. Step 4: Simplify right side
    122,191.76x = 7,936,780,408.21
  5. Step 5: Solve for x
    x = 7,936,780,408.21/122,191.76
  6. Step 6: Final answer
    x = 64,953.48

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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.