Home / 55,314.24-82,960.20-15,860.76

Finding the Fourth Proportional to 55,314.24, 82,960.20 and 15,860.76

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Solution

The fourth proportional to 55,314.24, 82,960.20 and 15,860.76 is: 23,787.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,314.24 : 82,960.20 = 15,860.76 : x
  2. Step 2: Convert to fraction form
    55,314.24/82,960.20 = 15,860.76/x
  3. Step 3: Cross multiply
    55,314.24x = 82,960.20 × 15,860.76
  4. Step 4: Simplify right side
    55,314.24x = 1,315,811,821.75
  5. Step 5: Solve for x
    x = 1,315,811,821.75/55,314.24
  6. Step 6: Final answer
    x = 23,787.94

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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.