Home / 166,892.86-230,190.15-121,584.70

Finding the Fourth Proportional to 166,892.86, 230,190.15 and 121,584.70

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Solution

The fourth proportional to 166,892.86, 230,190.15 and 121,584.70 is: 167,698.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,892.86 : 230,190.15 = 121,584.70 : x
  2. Step 2: Convert to fraction form
    166,892.86/230,190.15 = 121,584.70/x
  3. Step 3: Cross multiply
    166,892.86x = 230,190.15 × 121,584.70
  4. Step 4: Simplify right side
    166,892.86x = 27,987,600,330.71
  5. Step 5: Solve for x
    x = 27,987,600,330.71/166,892.86
  6. Step 6: Final answer
    x = 167,698.01

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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.