Home / 80,624.80-120,937.44-24,465.36

Finding the Fourth Proportional to 80,624.80, 120,937.44 and 24,465.36

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Solution

The fourth proportional to 80,624.80, 120,937.44 and 24,465.36 is: 36,698.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,624.80 : 120,937.44 = 24,465.36 : x
  2. Step 2: Convert to fraction form
    80,624.80/120,937.44 = 24,465.36/x
  3. Step 3: Cross multiply
    80,624.80x = 120,937.44 × 24,465.36
  4. Step 4: Simplify right side
    80,624.80x = 2,958,778,007.08
  5. Step 5: Solve for x
    x = 2,958,778,007.08/80,624.80
  6. Step 6: Final answer
    x = 36,698.11

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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.