Home / 144,050.67-198,770.36-83,611.71

Finding the Fourth Proportional to 144,050.67, 198,770.36 and 83,611.71

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Solution

The fourth proportional to 144,050.67, 198,770.36 and 83,611.71 is: 115,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,050.67 : 198,770.36 = 83,611.71 : x
  2. Step 2: Convert to fraction form
    144,050.67/198,770.36 = 83,611.71/x
  3. Step 3: Cross multiply
    144,050.67x = 198,770.36 × 83,611.71
  4. Step 4: Simplify right side
    144,050.67x = 16,619,529,278.86
  5. Step 5: Solve for x
    x = 16,619,529,278.86/144,050.67
  6. Step 6: Final answer
    x = 115,372.80

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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.