Home / 80,977.60-121,483.83-24,821.60

Finding the Fourth Proportional to 80,977.60, 121,483.83 and 24,821.60

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Solution

The fourth proportional to 80,977.60, 121,483.83 and 24,821.60 is: 37,237.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,977.60 : 121,483.83 = 24,821.60 : x
  2. Step 2: Convert to fraction form
    80,977.60/121,483.83 = 24,821.60/x
  3. Step 3: Cross multiply
    80,977.60x = 121,483.83 × 24,821.60
  4. Step 4: Simplify right side
    80,977.60x = 3,015,422,631.99
  5. Step 5: Solve for x
    x = 3,015,422,631.99/80,977.60
  6. Step 6: Final answer
    x = 37,237.74

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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.