Home / 144,460.12-199,355.50-80,793.86

Finding the Fourth Proportional to 144,460.12, 199,355.50 and 80,793.86

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Solution

The fourth proportional to 144,460.12, 199,355.50 and 80,793.86 is: 111,495.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,460.12 : 199,355.50 = 80,793.86 : x
  2. Step 2: Convert to fraction form
    144,460.12/199,355.50 = 80,793.86/x
  3. Step 3: Cross multiply
    144,460.12x = 199,355.50 × 80,793.86
  4. Step 4: Simplify right side
    144,460.12x = 16,106,700,357.23
  5. Step 5: Solve for x
    x = 16,106,700,357.23/144,460.12
  6. Step 6: Final answer
    x = 111,495.83

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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.