Home / 179,150.86-268,667.43-79,308.91

Finding the Fourth Proportional to 179,150.86, 268,667.43 and 79,308.91

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Solution

The fourth proportional to 179,150.86, 268,667.43 and 79,308.91 is: 118,937.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,150.86 : 268,667.43 = 79,308.91 : x
  2. Step 2: Convert to fraction form
    179,150.86/268,667.43 = 79,308.91/x
  3. Step 3: Cross multiply
    179,150.86x = 268,667.43 × 79,308.91
  4. Step 4: Simplify right side
    179,150.86x = 21,307,721,025.80
  5. Step 5: Solve for x
    x = 21,307,721,025.80/179,150.86
  6. Step 6: Final answer
    x = 118,937.31

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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.