Home / 53,579.85-80,385.41-23,990.76

Finding the Fourth Proportional to 53,579.85, 80,385.41 and 23,990.76

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Solution

The fourth proportional to 53,579.85, 80,385.41 and 23,990.76 is: 35,993.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,579.85 : 80,385.41 = 23,990.76 : x
  2. Step 2: Convert to fraction form
    53,579.85/80,385.41 = 23,990.76/x
  3. Step 3: Cross multiply
    53,579.85x = 80,385.41 × 23,990.76
  4. Step 4: Simplify right side
    53,579.85x = 1,928,507,078.81
  5. Step 5: Solve for x
    x = 1,928,507,078.81/53,579.85
  6. Step 6: Final answer
    x = 35,993.14

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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.